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ATI's List Of Acronyms
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| A |
ampere |
| A |
analog |
| A |
analog signal |
| A&A |
advertise and award |
| A&CO |
activation and checkout |
| A&COTA |
assembly and checkout technical analysis |
| A&E |
architects and engineers |
| A&E |
architectural and engineering |
| A&L |
approach and landing |
| A&P |
airframe and power plant |
| A&P |
attitude and pointing |
| A&PS |
Administration and Program Support (MSFC directorate) |
| A&R |
assembly and recycle |
| A&R |
automation and robotics |
| A&RC |
application and resource control |
| A&S |
alignment and stabilization |
| A&SS |
alignment and stabilization subsystem |
| A&T |
assembly and test |
| A&TA |
assembly and test area |
| A-G |
air-to-ground |
| A/A |
air-to-air |
| A/A |
airplane avionics |
| A/A |
analog-to-analog |
| A/A |
angular accelerometer |
| A/B |
airborne |
| A/C |
air conditioning |
| A/C |
aircraft |
| A/C |
associate contractor |
| A/D |
analog-to-digital |
| A/F |
air-to-fuel ratio |
| A/F |
airframe |
| A/FM |
arm firing mechanism |
| A/G |
air-to-ground |
| A/J |
antijam |
| A/L |
airlock |
| A/L |
approach and landing |
| A/L |
autoland |
| A/M |
area to mass |
| A/M |
auto/manual |
| A/N |
account name |
| A/N |
alphanumeric |
| A/O |
analog output |
| A/P |
airport |
| A/P |
autopilot |
| A/R |
as required |
| A/R |
autoland roll-out |
| A/S |
acquisition sensor |
| A/S |
airspeed |
| A/S |
arm/safe |
| A/S |
ascent stage |
| A/S |
auxiliary stage |
| AA |
accelerated assembly |
| AA |
associate administrator |
| AA |
accelerometer assembly |
| AA |
affirmative action |
| AA |
air-to-air |
| AA |
airplane avionics |
| AA |
American Airlines |
| AA |
angular accelerometer |
| AA |
antiaircraft |
| AA |
Associate of Arts degree |
| AA/AL |
airplane avionics/autoland |
| AA/AL |
automatic approach/autoland |
| AAA |
allocations, assessments, and analysis |
| AAA |
astronaut-actuated abort |
| AABNCP |
Advanced Airborne National Command Post |
| AACCS |
analytical approach to candidate constellation selection |
| AACPSM |
actual average cost per successful mission |
| AACS |
attitude and antenna control system |
| AADEW |
attack assessment for directed-energy weapon |
| AADR |
applications approval design review |
| AADS |
ascent air data system |
| AADSF |
advanced automated directional solidification furnace |
| AAE |
abort advisory equipment |
| AAE |
aerospace auxiliary equipment |
| AAE |
American Association of Engineers |
| AAFE |
advanced applications flight equipment |
| AAIR |
advanced atmospheric sounder and imaging radiometer |
| AAMP |
advanced architecture microprocessor |
| AAMRAM |
air-to-air medium-range missile |
| AAO |
Astronaut Activities Office (JSC) |
| AAP |
Affirmative Action Plan |
| AAP |
Affirmative Action Program |
| AAP |
airlock adapter plate |
| AAP |
analog autopilot |
| AAP |
assemble at pad |
| AAS |
abort advisory system |
| AAS |
advanced antenna system |
| AASM |
Association of American Steel Manufacturers |
| AB |
adapter booster |
| AB |
afterburner |
| AB |
air bearing |
| AB |
airborne |
| AB |
anchor bolt |
| AB |
autobeacon |
| AB |
avionics bay |
| ABA |
dc amplifier, buffer, and attenuator |
| ABC |
Ada browse capability |
| ABC |
automatic brightness control |
| ABCAS |
algorithm beam center and shape |
| ABCF |
as-built configuration file |
| ABCL |
as-built configuration list |
| ABCP |
airborne command post |
| ABCR |
as-built configuration record |
| ABD |
Airborne Ballistics Division (NASA) |
| ABE |
air-based electronics |
| ABE |
air-breathing engine |
| ABE |
arm-based electronics |
| ABERT |
auto bit error rate test |
| ABES |
air-breathing engine system |
| ABETS |
airborne beacon test set |
| ABI |
avionics bus interface |
| ABJIT |
algorithm beam jitter |
| ABL |
airborne laser |
| ABL |
aircraft-based laser |
| ABLE |
airborne laser evaluation |
| ABLOS |
algorithm beam line of sight |
| ABM |
acquisition bus monitor |
| ABM |
advance bill of materials |
| ABM |
antiballistic missile |
| ABM |
apogee boost motor |
| ABMA |
Army Ballistic Missile Agency |
| ABMCP |
airborne military command post |
| ABMO |
Antiballistic Missile Office |
| ABNCP |
Airborne National Command Post |
| ABPS |
air-breathing propulsion system |
| ABRES |
antiballistic reentry system |
| ABS |
air-break switch |
| ABS |
ammonia boiler system (subsystem) |
| ABT |
air-bearing table |
| ABTCU |
active baseplate thermal control unit |
| AC |
advanced composite |
| AC |
aerodynamic center |
| AC |
application controller |
| AC |
assembly complete |
| AC |
audio center |
| AC |
auxiliary computer |
| ACA |
altitude controller assembly |
| ACA |
annunciator control assembly |
| ACA |
Associate Contractor Administration |
| ACA |
attitude controller assembly |
| ACA |
auxiliary crew compartment |
| ACAP |
Advanced Computer Airframe Program |
| ACB |
air-cushion barge |
| ACC |
advanced carbon-carbon |
| ACC |
aft cargo compartment |
| ACC |
automatic control console |
| ACC |
auxiliary crew compartment |
| ACCE |
augmented continuous control evaluator |
| ACCESS |
assembly concept for construction of erectable space |
| ACCN |
audit central control network |
| ACCS |
adaptive communication control subsystem |
| ACCU |
audio central control unit |
| ACD |
accuracy control document |
| ACD |
anti-carryover device |
| ACD |
architectural control document |
| ACDA |
Arms Control and Disarmament Agency |
| ACDNS |
attitude control, determination, and navigation |
| ACDS |
attitude control and determination system (subsystem) |
| ACE |
acceptance checkout equipment |
| ACE |
actual average cost per successful mission |
| ACE |
attitude control electronics |
| ACE |
automatic checkout equipment |
| ACEL |
Air Crew Equipment Laboratory (U.S. Navy) |
| ACES |
acceptance checkout and evaluation system |
| ACES |
acceptance control equipment section |
| ACES |
automatic checkout equipment sequencer |
| ACEU |
aerocontrol electronics unit |
| ACF |
American Car and Foundry |
| ACI |
age-controlled item |
| ACI |
allocated configuration identification |
| ACIL |
automatic controlled instrument landing |
| ACIP |
aerodynamic coefficient identification package |
| ACIP |
aerodynamic coefficient instrumentation package |
| ACL |
access control list |
| ACL |
allowable container load |
| ACL |
ascent closed loop |
| ACLC |
adaptive communication live controller |
| ACLS |
automated control and landing system |
| ACM |
acquisition control module |
| ACM |
actual average cost per successful mission |
| ACM |
Association of Computing Machinery |
| ACM |
auxiliary core memory |
| ACMA |
Army class managing activity |
| ACMB |
Applications Configuration Management Board |
| ACME |
attitude control and maneuvering electronics |
| ACMS |
automated configuration management system |
| ACN |
acceptance change notice |
| ACN |
Ascension Island (STDN) |
| ACO |
acceptance checkout |
| ACO |
administrative contracting officer |
| ACO |
assembly checkout |
| ACP |
airborne command post |
| ACP |
astronaut control panel |
| ACP |
audio control panel |
| ACPL |
assembly component parts list |
| ACPM |
associate contractor program manager |
| ACPM |
attitude control propulsion motor |
| ACPO |
Associate Contractor Project Office |
| ACPS |
attitude control propulsion system |
| ACR |
actual cost report |
| ACRC |
assured crew return capability |
| ACRES |
automated change request and evaluation system |
| ACRIM |
active cavity radiometer irradiance monitor |
| ACRS |
accelerated cost recovery system |
| ACRS |
Advisory Committee on Reactor Safeguards |
| ACRV |
assured crew return vehicle |
| ACS |
advanced combat system |
| ACS |
aft crew station |
| ACS |
alternating current synchronous |
| ACS |
altitude control and stabilization |
| ACS |
American Chemical Society |
| ACS |
atmosphere control system |
| ACS |
attitude control and stabilization |
| ACS |
attitude control system |
| ACS |
automated control system |
| ACSN |
advance change schedule notice |
| ACSN |
advance change/study notice |
| ACSU |
alternating-current switching unit |
| ACT |
acquisition coarse tracker |
| ACT |
acquisition, control, and test |
| ACT |
audio center transmission |
| ACTA |
activate test article |
| ACTS |
acquisition coarse tracker subsystem |
| ACTS |
advanced communication technology satellite |
| ACU |
annunciator control unit |
| ACU |
avionics cooling unit |
| ACUO |
avionics cooling unit operator |
| ACV |
air-cushion vehicle |
| ACWP |
actual cost for work performed |
| AD |
Administrative Operations and Support Service (KSC |
| AD |
advanced development |
| AD |
air density |
| AD |
associate director |
| ADA |
adaptive diagnostic authoring |
| ADA |
azimuth drive assembly |
| ADABECS |
airborne demonstration advanced beam extraction am |
| ADAC |
attitude determination and control |
| ADACS |
attitude determination and control system |
| ADADL |
Ada design and documentation language |
| ADAES |
advanced data assessment expert system |
| ADAM |
automated distributed architecture model |
| ADAMS |
automated dynamic analysis of mechanical systems |
| ADAP |
aerodynamic data analysis program |
| ADAP |
automated data analysis program |
| ADB |
Aerodynamic Data Book |
| ADB |
auxiliary memory data output bus |
| ADC |
Aerospace Defense Command |
| ADC |
Air Defense Command |
| ADC |
air data computer |
| ADC |
analog-to-digital computer |
| ADC |
analog-to-digital converter |
| ADC |
attitude determination and control |
| ADCN |
attitude determination, control, and navigation |
| ADCOM |
air defense command |
| ADCR |
applicable document contractual record |
| ADCS |
attitude determinate control system |
| ADCS |
attitude determination and control subsystem |
| ADD |
architecture definition document |
| ADF |
automatic direction finder |
| ADF |
automatic display finder |
| ADFRF |
Ames/Dryden Flight Research Facility |
| ADH |
advanced development hardware |
| ADI |
analytic and design investigation |
| ADI |
attitude direction indicator |
| ADI |
attitude director indicator |
| ADI |
attitude display indicator |
| ADIC |
Air Defense Intelligence Center |
| ADL |
Ada design language |
| ADL |
Ada-based design language |
| ADL |
Advanced Development Laboratory |
| ADL |
Avionics Development Laboratory |
| ADM |
air data management |
| ADMS |
automated data management system |
| ADOP |
advanced distributed on-board processor |
| ADP |
acceptance data package |
| ADP |
acceptance documentation package |
| ADP |
Advanced Development Program (NASA) |
| ADP |
air data package |
| ADP |
air data probe |
| ADP |
automated data processing |
| ADP |
automatic data processing |
| ADPA |
air data probe assembly |
| ADPE |
automated data processing equipment |
| ADPE |
automatic data processing equipment |
| ADPF |
automated data processing facility |
| ADPL |
as-designed parts list |
| ADPS |
acceptance data package system |
| ADPSSM |
ADP system security monitor |
| ADR |
Aerospace and Defense Research |
| ADRL |
automatic drawing release list |
| ADS |
air data sensor |
| ADS |
air data system (subsystem) |
| ADS |
angular displacement sensor |
| ADS |
ascent design system |
| ADS |
attitude determination subsystem |
| ADS |
attitude display system |
| ADS |
audio distribution system |
| ADSA |
alternate demonstration structural article |
| ADSF |
automatic directional solidification furnace |
| ADT |
air data transfer |
| ADTA |
air data transducer assembly |
| ADU |
annunciator display unit |
| ADU |
ascent driver unit |
| AE |
architectural and engineering |
| AEB |
aft equipment bay |
| AEC |
aft end cone |
| AEC |
aft events controller |
| AEC |
American Engineering Council |
| AEC |
Atomic Energy Commission |
| AECS |
area entry control system |
| AECS |
automated entry control system |
| AED |
Aerospace Electrical Division (Westinghouse) |
| AED |
analog event distributor |
| AEDC |
Arnold Engineering Development Center |
| AEDS |
analog event distribution system |
| AEM |
acoustical emission monitoring |
| AEM |
arsenal exchange model |
| AEM |
assembly and external maintenance |
| AEOP |
adaptive electro-optical processor |
| AER |
Atomic Energy Research |
| AERO |
Aeroballistics (MSFC) |
| AES |
advanced electrical schematic |
| AES |
American Electrochemical Society |
| AES |
American Electroplaters Society |
| AES |
analog event system |
| AES |
atmosphere exchange system |
| AES |
Auger electron spectroscopy |
| AESOP |
an easy system of programming |
| AET |
aerosurface end-to-end test |
| AET |
algorithm evaluation and test |
| AETB |
alumina-enhanced thermal barrier |
| AETL |
approved engineering test laboratory |
| AF |
aft fuselage |
| AF |
Air Force |
| AF |
airframe |
| AF |
audio frequency |
| AF |
award fee |
| AF/DBS |
areal fluid data base system |
| AF/IN |
Air Force/Intelligence |
| AFA |
airframe assembly |
| AFA |
American Foundrymen's Association |
| AFAD |
armed forces acquisition document |
| AFAL |
Air Force Astronautics Laboratory |
| AFAL |
Air Force Avionics Laboratory |
| AFALD |
Air Force Acquisition Logistics Division (WPAFB) |
| AFAPL |
Air Force Aero Propulsion Laboratory |
| AFATL |
Air Force Armaments Test Laboratory |
| AFB |
Air Force base |
| AFBMA |
Antifriction Bearing Manufacturing Association |
| AFBMD |
Air Force Ballistic Missile Division |
| AFC |
aerodynamic flight control |
| AFC |
automatic flight control |
| AFC |
automatic frequency control |
| AFCS |
automatic flight control system |
| AFCSC |
Air Force Cryptologic Support Center |
| AFD |
acceptance for data |
| AFD |
aft flight deck |
| AFD |
assistant flight director |
| AFDE |
aft flight deck equipment |
| AFDO |
aft flight deck operator |
| AFDR |
ascent flight design review |
| AFE |
Aeroassist Flight Experiment |
| AFEB |
Award Fee Evaluation Board |
| AFEC |
Award Fee Evaluation Committee |
| AFESD |
Air Force Electronic Systems Division |
| AFETR |
Air Force Eastern Test Range |
| AFETRM |
Air Force Eastern Test Range Manual |
| AFEV |
Air Force experiment vehicle |
| AFF |
acceptance and ferry flight |
| AFFDL |
Air Force Flight Dynamics Laboratory |
| AFFTC |
Air Force Flight Test Center (EAFB) |
| AFFTC/RPL |
Air Force Flight Test Center/Rocket Propulsion |
| AFGE |
American Federation of Government Employees |
| AFGL |
Air Force Geophysics Laboratory |
| AFGWC |
Air Force Global Weather Center |
| AFI |
automatic fault isolation |
| AFLC |
Air Force Logistics Command |
| AFM |
Air Force manual |
| AFM |
arm/firing mechanism |
| AFMDC |
Air Force Missile Development Center |
| AFML |
Air Force Materials Laboratory |
| AFMTC |
Air Force Missile Test Center |
| AFO |
abort from orbit |
| AFO |
announced flight opportunity |
| AFOSH |
Air Force Occupational Safety and Health |
| AFOTEC |
Air Force Operational Test and Evaluation Center |
| AFP |
advanced flexible processor |
| AFP |
Air Force plant |
| AFP |
Ariane-furnished property |
| AFP888 |
designation for P80-1 spacecraft |
| AFPC |
Air Force Program Control |
| AFPD |
authorization for program development |
| AFPM |
Air Force program manager |
| AFPR |
Air Force plant representative |
| AFR |
Air Force regulation |
| AFRPL |
Air Force Rocket Propulsion Laboratory (EAFB) |
| AFRSI |
advanced flexible reusable surface insulation |
| AFS |
Air Force standard |
| AFS |
Air Force station |
| AFS |
ascent flight system |
| AFSA |
Air Force study and analysis |
| AFSAT |
Air Force satellite |
| AFSATCOM |
Air Force satellite communication(s) |
| AFSC |
Air Force Space Command |
| AFSC |
Air Force specialty code |
| AFSC |
Air Force Systems Command |
| AFSCF |
Air Force Satellite Control Facility |
| AFSCF |
Air Force Space Command Facility |
| AFSCF |
Air Force Systems Command Facility |
| AFSCN |
Air Force satellite control network |
| AFSCN |
Air Force Space Command network |
| AFSCS |
Air Force satellite communications system |
| AFSD |
Air Force Space Division |
| AFSIE |
Air Force standard items and equipment |
| AFSIG |
Ascent Flight System Integration Group |
| AFSLV |
Air Force space launch vehicle |
| AFSPACECOM |
Air Force Space Command |
| AFSRT |
avionics flight systems readiness test |
| AFSSD |
Air Force Space Systems Division |
| AFSTC |
Air Force Satellite Test Center |
| AFSTC |
Air Force Space Technology Center |
| AFSTC |
Air Force Space Technology Command |
| AFSWC |
Air Force Special Weapons Center (Holloman AFB) |
| AFT |
active fine tracker |
| AFT |
aerodynamic flight test |
| AFT |
atmospheric flight test |
| AFTA |
acoustic fatigue test article |
| AFTA |
aft frame tilt actuator |
| AFTEC |
Air Force Test and Evaluation Center |
| AFTOC |
Air Force Tactical Operations Center |
| AFTP |
Air Force test procedure |
| AFTS |
aft fuselage thrust structure |
| AFWAL |
Air Force Weapons Analysis Laboratory |
| AFWAL |
Air Force Wright Aeronautical Laboratory |
| AFWAL/ML |
Air Force Wright Aeronautical Lals Laboratory |
| AFWL |
Air Force Weapons Laboratory |
| AFWPAL |
Air Force Wright-Patterson Aeropropulsion Laboratory |
| AFWSG |
Air Force Weapons System Group |
| AFWTR |
Air Force Western Test Range |
| AG |
artificial gravity |
| AG |
attitude gyro |
| AGAA |
attitude gyro accelerometer assembly |
| AGAP |
attitude gyro accelerometer package |
| AGARD |
Advisory Group for Aeronautical Research and Development |
| AGC |
Aerojet General Corporation |
| AGC |
automatic gain control |
| AGCA |
automatic ground-controlled approach |
| AGCS |
automatic ground control station |
| AGCU |
air/ground cooling unit |
| AGCU |
attitude gyro coupling unit |
| AGE |
aerospace ground equipment |
| AGE |
air/ground equipment |
| AGE |
automatic ground equipment |
| AGI |
agreement item |
| AGL |
above ground level |
| AGL |
above-ground link |
| AGL |
absolute ground level |
| AGMA |
American Gear Manufacturer's Association |
| AGMC |
Aerospace Guidance and Metrology Center |
| AGN&C |
advanced guidance, navigation, and control |
| AGO |
Santiago, Chile (STDN) |
| AGOES |
advanced geosynchronous observation environment |
| AGOSS |
automated ground operations scheduling system (KSC) |
| AGREE |
Advisory Group in Reliability of Electronic Equipment |
| AGS |
abort guidance system |
| AGS |
antigravity suit |
| AGS |
ASPS gimbal system |
| AGT |
adaptive guidance throttling |
| AH |
ampere hour |
| AH |
attitude hold |
| AHCS |
advanced helicopter control system |
| AHI |
artificial horizon indicator |
| AHM |
automatic hold mode |
| AHP |
analytical hierarchy process |
| AHP |
pitch axis attitude hold |
| AHR |
ablative heat rate |
| AHR |
roll axis attitude hold |
| AHRS |
attitude heading reference system |
| AHS |
aft heat shield |
| AI |
action item |
| AI |
airspeed indicator |
| AI |
altimeter indicator |
| AI |
altitude indicator |
| AI |
anti-icing |
| AI |
artificial intelligence |
| AI |
associate investigator |
| AI/ES |
artificial intelligence/expert system |
| AIA |
Aircraft Industries Association |
| AIAA |
American Institute of Aeronautics and Astronautics |
| AICBM |
anti-ICBM |
| AICC |
action item control card |
| AICE |
American Institute of Chemical Engineers |
| AICP |
aerodynamic instrumental coefficient package |
| AICS |
action item closeout sheet |
| AID |
abbreviated item description |
| AID |
action item disposition |
| AID |
analog input differential |
| AID |
audit item disposition |
| AIDE |
aerospace installation diagnostic equipment |
| AIDS |
airborne integrated data system (subsystem) |
| AIEE |
American Institute of Electrical Engineers |
| AIIM |
Association for Information and Image Management |
| AIL |
Avionics Integration Laboratories |
| AILAS |
automatic instrument landing approach system |
| AILS |
automatic instrument landing system |
| AIM |
automatic information management |
| AIME |
American Institute of Mechanical Engineers |
| AIOD |
ascent insertion on-orbit deorbit |
| AIP |
aircraft instrumented payload |
| AIP |
avionics integration plan |
| AIR |
action item report |
| AIR |
adaptive intercommunication requirement |
| AIS |
action item sheet |
| AIS |
airborne imaging spectrometer |
| AIS |
airlock illumination subassembly |
| AIS |
analog-in single-ended |
| AISC |
American Institute of Steel Construction |
| AISD |
Autonetics ICBM Systems Division (Rockwell) |
| AISI |
American Iron and Steel Institute |
| AIST |
abbreviated integration system test |
| AIST |
advanced interferometric system technology |
| AIST |
Agency of Industrial Science and Technology |
| AISTR |
advanced interferometric system technology requirement |
| AIT |
autoignition test |
| AIU |
abort interface unit |
| AIU |
avionics interface unit |
| AJ |
antijamming |
| AJ |
assembly jig |
| AJCS |
automated job card system |
| AKA |
active keel actuator |
| AKM |
apogee kick motor |
| AL |
airlock |
| AL |
approach and landing |
| AL |
autoland |
| ALAS |
approach/landing autopilot subsystem |
| ALASAT |
air-launched antisatellite |
| ALASS |
alternate low-altitude surveillance system |
| ALB |
acceptance log book |
| ALC |
aft load controller |
| ALC |
air logistics center |
| ALC |
audio load compensator |
| ALC |
automatic level control |
| ALC |
automatic light control |
| ALCA |
aft load controller assembly |
| ALCA |
automatic level-control assembly |
| ALCC |
Airborne Launch Control Center |
| ALCM |
air-launched cruise missile |
| ALCOA |
Aluminum Corporation of America |
| ALCOM |
algorithm line-of-sight comparison |
| ALDC |
automatic load and drive control |
| ALDO |
activity-level-dependent operation |
| ALE |
Airborne Laser Experiment |
| ALE |
airport lighting equipment |
| ALERT |
acute launch emergency reliability tip |
| ALERT |
acute launch emergency restraint tip |
| ALFA |
air-lubricated free attitude |
| ALFT |
approach and landing flight test |
| ALGOL |
algorithmic language |
| ALIO |
activity-level-independent operation |
| ALL |
Airborne Laser Laboratory |
| ALMS |
automated logistics management system |
| ALOSA |
algorithm line-of-sight angle |
| ALPS |
advanced liquid propulsion system |
| ALPS |
approach and landing procedures simulator |
| ALRC |
Aerojet Liquid Rocket Company |
| ALRUTS |
automated line replaceable unit tracking system (KSC) |
| ALS |
Ada language system |
| ALS |
advanced launch system |
| ALS |
advanced logistics system |
| ALS |
airlock system |
| ALS |
alternative landing site |
| ALS |
approach/landing system |
| ALS |
automatic landing system |
| ALSA |
astronaut life support assembly |
| ALSE |
astronaut life support equipment |
| ALSEMP |
ALS Engineering Management Plan |
| ALSGEM |
ALS global evaluation module |
| ALSS |
advanced life support system |
| ALSS |
airlock support system (subsystem) |
| ALSSSWG |
ALS System Security Working Group |
| ALSSW |
ALS software |
| ALSYM |
ALS model |
| ALT |
approach and landing test |
| ALTR |
approach and landing test requirement |
| ALTS |
avionics LRU tracking system |
| ALU |
arithmetic/logic unit |
| ALV |
advanced launch vehicle |
| ALV |
advanced logistics vehicle |
| ALVIB |
algorithm payload vibration |
| AM |
actuator mechanism |
| AM |
Administration and Management Operations (KSC |
| AM |
aeromedical monitor |
| AM |
airlock module |
| AM |
alpha meter |
| AM |
amplitude modulated |
| AM |
amplitude modulation |
| AM |
antenna management |
| AM |
assurance management |
| AMAL |
Aeronautical Medical Acceleration Laboratory |
| AMAL |
Aviation Medical Acceleration Laboratory |
| AMBD |
automated maintenance data base |
| AMC |
aft motor controller |
| AMC |
Air Material Command |
| AMC |
Army Missile Command |
| AMC |
automatic manual control |
| AMC |
automatic mixture control |
| AMCA |
aft motor controller assembly |
| AMCC |
ADL master control console |
| AMCM |
advanced missions cost model |
| AMCR |
automated master change record |
| AMDCS |
assurance management document control system |
| AMDS |
advanced missions docking system (subsystem) |
| AME |
abort maneuver evaluator |
| AMEC |
aft master events controller |
| AMEU |
alpha/Mach indicator electronic unit |
| AMF |
abort motor facility |
| AMF |
apogee memory image |
| AMFL |
Aeromedical Field Laboratory |
| AMG |
Activation Management Group |
| AMG |
angle of the middle gimbal |
| AMI |
airspeed/Mach indicator |
| AMI |
alpha/Mach indicator |
| AMI |
apogee memory image |
| AMIC |
Automated Management Information Center |
| AMIS |
acquisition management information system |
| AMK |
aircraft modification kit |
| AML |
approved materials list |
| AMLC |
asynchronous multiline controller |
| AMLS |
advanced manned launch system |
| AMMM |
autonomous magnetic momentum management |
| AMO |
Aerospace Medical Operations (JSC) |
| AMOOS |
advanced maneuvering orbit-to-orbit Shuttle |
| AMOS |
Air Force Maui optical site |
| AMPD |
Applied Materials Physics Division |
| AMPR |
aeronautical manufacturer's planning report |
| AMPR |
aeronautical manufacturer's progress report |
| AMPS |
atmosphere, magnetosphere, and plasmas in space |
| AMPS |
atmospheric magnetospheric plasma system |
| AMPTE |
active magnetospheric particle tracer explorer |
| AMR |
area-to-mass ratio |
| AMR |
Atlantic Missile Range |
| AMRF |
Automated Manufacturing Research Facility |
| AMRO |
AMR operations |
| AMRV |
astronaut maneuvering vehicle |
| AMS |
acoustic measurement system |
| AMS |
actuation mechanism subsystem |
| AMS |
aeronautical material specification |
| AMS |
amplifier subsystem |
| AMS |
attached manipulator system |
| AMS |
automated material system |
| AMS |
automated measurement system |
| AMSC |
advanced military space flight capability |
| AMSD |
Autonetics Marine Systems Division |
| AMST |
advanced medium STOL transport |
| AMT |
auxiliary master tape |
| AMTAS |
automatic modal tuning and analysis system |
| AMTD |
automatic magnetic tape dissemination |
| AMTF |
Acoustic Model test Facility |
| AMU |
astronaut maneuvering unit |
| AMU |
attitude match update |
| AMW |
angular momentum wheel |
| AMX |
AM transmitter-receiver |
| AMY |
Ada management yield |
| AN |
alphanumeric |
| AN |
Army-Navy |
| ANA |
Air Force-Navy aeronautical bulletin |
| ANARS |
autonomous navigation and attitude reference system |
| ANC |
active nutation control |
| ANC |
Air Force-Navy-civil |
| AND |
Air Force-Navy aeronautical design standard |
| AND |
Air Force-Navy design |
| ANI |
authorized, not implemented |
| ANL |
automatic noise limiter |
| ANMCC |
Alternate National Military Command Center |
| ANRA |
air navigation radio aid |
| ANSI |
American National Standards Institute |
| ANT |
Antigua (ETR) |
| ANT |
Antigua Island |
| ANVIL |
CAD tool |
| AO |
acoustic-optical |
| AO |
analog output |
| AO |
announcement of opportunity |
| AOA |
abort once around |
| AOA |
airborne optical adjunct |
| AOA |
American Ordnance Association |
| AOA |
angle of attack |
| AOC |
annual operating cost |
| AOC |
auxiliary output chip |
| AOCP |
ac on-board computer program |
| AOCP |
AVCS on-board computer program |
| AOCRD |
acceptance and operational checkout requirements |
| AOCS |
attitude and orbit control subsystem |
| AOD |
advanced object data |
| AOD |
Aircraft Operations Division (JSC) |
| AOD |
analog output differential |
| AOD |
assistant operations director |
| AOES |
advanced orbit ephemeris system |
| AOFEE |
advanced orbiter flight evaluation experiment |
| AOI |
area of interest |
| AOIS |
automatic optical inspection system |
| AOL |
area of launch |
| AOM |
acoustic-optic modulator |
| AOP |
annual operating plan |
| AOP |
assembly operations plan |
| AOPL |
advance order parts list |
| AOPM |
airline operations planning model |
| AOQ |
average outgoing quality |
| AOQL |
average outgoing quality limit |
| AOS |
acquisition of signal |
| AOS |
ACTS optical system |
| AOS |
airborne optical system |
| AOSP |
advanced on-board signal processor |
| AOT |
actual operating time |
| AOT |
alignment optical telescope |
| AOT |
avionics operating time |
| AOT |
avionics overall test |
| AP |
accelerometer package |
| AP |
access panel |
| AP |
access point |
| AP |
administrative procedure |
| AP |
air pressure |
| AP |
atmospheric and space physics |
| AP |
autopilot |
| AP |
Procurement, Supply, and Transportation (KSC |
| AP&P |
advanced plans and programs |
| APA |
abort programmer assembly |
| APA |
allowance for program adjustment |
| APAE |
attached payload accommodations equipment |
| APAS |
Aerodynamic Performance and Sizing Program |
| APC |
adaptive payload carrier |
| APC |
advanced propulsion comparison |
| APC |
aft power controller |
| APC |
airborne particle counter |
| APC |
armored personnel carrier |
| APC |
automatic phase control |
| APCA |
aft power controller assembly |
| APCP |
Aerojet photoelectric cell program |
| APD |
area passive dosimeter |
| APD |
avalanche photo diode |
| APDL |
Ada programming design language |
| APE |
arithmetic processing extension |
| APES |
advanced processor emulator system |
| APGC |
Air Proving Ground Command |
| API |
air position indicator |
| APIF |
automated process information file |
| APIRD |
authorized procurement information requirements |
| APIRL |
authorized procurement information requirements list |
| APK |
accelerometer package |
| APL |
applications program library |
| APLAC |
analysis program linear active circuit |
| APLIS |
automated payload ICD system |
| APLM |
applications program library maintenance |
| APM |
ascent particle monitor |
| APM |
assistant project manager |
| APM |
associate program manager |
| APMSM |
assembly phase maintenance simulation model |
| APN |
ACE problem notice |
| APO |
automated purchase order |
| APP |
advance procurement package |
| APP |
astrophysics payload |
| APPF |
Automated Payload Processing Facility |
| APPLE |
advanced propulsion payload effect |
| APPS |
auxiliary payload power system |
| APR |
advance parts release |
| APRF |
Army Pulse Radiation Facility |
| APS |
aft propulsion system (subsystem) |
| APS |
ascent propulsion system |
| APS |
attitude propulsion system (subsystem) |
| APS |
automated planning system |
| APS |
automatic processing system |
| APS |
auxiliary power subsystem |
| APS |
auxiliary propulsion system |
| APSAP |
auxiliary propulsion system aft pod |
| APSE |
Ada programming support environment |
| APSS |
atmospheric pressure supply subsystem |
| APT |
airborne pointer tracker |
| APT |
astronaut preference test |
| APT |
automatic programmed tool |
| APTE |
automated production test equipment |
| APTI |
actions per time interval |
| APU |
auxiliary power unit |
| APU |
auxiliary propulsion unit |
| APUS |
auxiliary power unit subsystem |
| APUT |
auxiliary power unit test |
| APWL |
automatically processed wire list |
| AQL |
acceptance quality level |
| AR |
acceptance readiness |
| AR |
acceptance review |
| AR |
acid resisting |
| AR |
antireflection |
| AR |
antireflective |
| AR |
as required |
| AR |
atmospheric revitalization |
| ARA |
attitude reference assembly |
| ARA |
auxiliary recovery antenna |
| ARABSAT |
Saudi Arabian communications satellite |
| ARAP |
Aeronautical Research Associates of Princeton |
| ARAP |
astronaut rescue air pack |
| ARAR |
accident risk assessment report |
| ARC |
aggregation of red blood cells |
| ARC |
Ames Research Center (NASA, Moffet Field, California) |
| ARC |
automatic responsivity correction |
| ARCOMSAT |
Arab League communications satellite |
| ARCS |
aft reaction control subsystem |
| ARD |
abort region determinator |
| ARDC |
Air Research and Development Command (Air Force) |
| ARES |
advanced railroad electronic system |
| ARFDS |
automatic reentry flight dynamics simulator |
| ARGMA |
Army Rocket and Guided Missile Agency |
| ARIA |
advanced range instrumentation aircraft |
| ARIES |
astronomical radio interferometric Earth surveying |
| ARINC |
Aircraft Radio, Incorporated |
| ARIS |
advanced range instrumentation ship |
| ARIS |
ALS requirements information system |
| ARMA |
accumulator-reservoir manifold assembly |
| ARMS |
automated requirements management system |
| ARN |
action and reply notice |
| ARN |
additional reference number |
| ARP |
as-run procedure |
| ARPA |
Advanced Research Projects Agency (DOD) |
| ARPCS |
atmosphere revitalization pressure control system |
| ARPCS |
atmospheric revitalization pressure control system |
| ARPESH |
accurate and reliable prototype Earth sensor head |
| ARQ |
automatic request |
| ARRS |
air recovery and rescue service |
| ARS |
Air Rescue Service |
| ARS |
air revitalization system (subsystem) |
| ARS |
ALS release system |
| ARS |
American Rocket Society |
| ARS |
atmosphere revitalization subsystem |
| ARS |
atmospheric revitalization section |
| ARS |
atmospheric revitalization system |
| ARS |
attitude reference system |
| ARSDA |
advanced radiation space defense application |
| ART |
automated reasoning tool |
| ARTCC |
air route traffic control center |
| ARTO |
Advanced Radiation Technology Office |
| ARTOOS |
Advanced Radiation Technology Office optical support |
| ARTS |
advanced remote tracking station |
| ARTS |
automated restricted tracking system |
| ARTS |
automated retrieval and tracking system |
| ARTSE |
Ada run-time support environment (for embedded systems) |
| ARU |
attitude reference unit |
| AS |
antispoof |
| AS&ASD |
Autonetics Sensors and Aircraft Systems Division |
| AS/CP |
attitude set/control panel |
| AS/RS |
automated storage and retrieval system |
| ASA |
abort sensor assembly |
| ASA |
adapter service area |
| ASA |
advanced system avionics |
| ASA |
aerosurface amplifier |
| ASA |
aerosurface servoamplifier |
| ASA |
American Standards Association |
| ASAC |
aerodynamic surfaces assembly and checkout |
| ASAP |
ACE Shuttle application processing |
| ASAP |
advanced sensor analysis program |
| ASAP |
Aerospace Safety Advisory Panel |
| ASAP |
as soon as possible |
| ASAPTS |
automated scheduling and product tracking system |
| ASAS |
aerodynamic stability augmentation system |
| ASAT |
antisatellite |
| ASATS |
antisatellite simulation |
| ASB |
airlock stowage bag |
| ASC |
aerodynamic surface control |
| ASC |
aerosurface control |
| ASC |
airlock support component |
| ASC |
American Satellite Corporation |
| ASC |
array stowage container |
| ASC |
Ascension Island |
| ASC |
automatic sensitivity control |
| ASC |
auxiliary switch normally closed |
| ASCADS |
aft station command and data system |
| ASCE |
airlock signal conditioning electronics |
| ASCE |
American Society of Civil Engineers |
| ASCII |
American Standard Code for Information Interchange |
| ASCOP |
Applied Science Corporation of Princeton (Division of EMR) |
| ASCP |
attitude set control panel |
| ASCS |
atmosphere storage and control subsystem (Spacelab) |
| ASCS |
atmospheric storage and control section |
| ASCS |
attitude stabilization and control system |
| ASD |
advanced systems development |
| ASD |
Aeronautical Systems Division (Air Force) |
| ASDE |
aerosurface driver electronics |
| ASDM |
aerosurface driver/monitor |
| ASDTIC |
analog-signal-to-discrete-time-interval converter |
| ASE |
advanced space engine |
| ASE |
aerospace support equipment |
| ASE |
airborne support equipment |
| ASE |
automatic support equipment |
| ASEA |
American Society of Engineers and Architects |
| ASED |
Avionics System Engineering Division (JSC) |
| ASF |
Atmospheric Science Facility |
| ASFT |
abbreviated system functional test |
| ASFTS |
auxiliary system function test stand |
| ASG |
Aeronautical Standards Group |
| ASG |
Avionic Subsystems Group |
| ASGPD |
attitude set and gimbal position display |
| ASI |
airspeed indicator |
| ASI |
amended shipping instructions |
| ASI |
augmented spark igniter |
| ASI |
augmented spark indicator |
| ASI |
augmented system ignition |
| ASIC |
application-specific integrated circuit |
| ASIC |
application-specific integration circuit |
| ASK |
amplitude shift keying |
| ASKA |
automatic system for kinematic analysis |
| ASL |
above sea level |
| ASL |
approved source list |
| ASLU |
antenna select logic unit |
| ASM |
air-to-surface missile |
| ASM |
American Society for Metals |
| ASME |
American Society of Mechanical Engineers |
| ASN |
average sample number |
| ASO |
auxiliary switch normally open |
| ASO |
Aviation Safety Office |
| ASP |
aerosurface position |
| ASP |
airborne science program |
| ASPI |
aerosurface position indicator |
| ASPP |
atmospheric and space plasma physics |
| ASPR |
armed service procurement regulation |
| ASPS |
annular suspension and pointing system |
| ASPSL |
ASPP Sortie Laboratory |
| ASQC |
American Society for Quality Control |
| ASR |
air-sea rescue |
| ASR |
automatic send and receive |
| ASR |
avionic system review |
| ASRE |
American Society of Refrigerating Engineers |
| ASRM |
abort solid rocket motor |
| ASRM |
advanced solid rocket motor |
| ASRS |
automated Shuttle requirement system |
| ASRS |
automated support requirements system |
| ASSD |
Autonetics Strategic Systems Division |
| ASSE |
American Society of Sanitary Engineers |
| ASSESS |
airborne science Shuttle experiments system simulation |
| ASSH |
advanced space systems hardening |
| ASSO |
assistant system security officer |
| ASST |
American Society for Steel Treating |
| AST |
all-systems test |
| AST |
Atlantic standard time |
| ASTB |
AGN&C simulation test bed |
| ASTD |
Advanced Space Technology Division |
| ASTE |
American Society of Tool Engineers |
| ASTF |
Aeropropulsion System Test Facility |
| ASTG |
Aerospace Test Group |
| ASTIA |
Armed Services Technical Information Agency |
| ASTM |
American Society for Testing Materials |
| ASTP |
Apollo-Soyuz Test Project |
| ASTRA |
advanced star tracker |
| ASTRO |
ascent trajectory optimization |
| ASTS |
avionic system test specification |
| ASVIB |
algorithm scoreboard vibrations |
| AT |
access tower |
| AT |
action time |
| AT |
assembly truss |
| AT&L |
acceptance test and logistics |
| AT&T |
American Telephone & Telegraph |
| ATA |
abort time assembly |
| ATA |
advanced tactical aircraft |
| ATA |
aft test article |
| ATA |
Air Transport Association |
| ATA |
assembly test article |
| ATA |
avionics test article |
| ATAC |
Advanced Technology Advisory Committee |
| ATC |
ablative thrust control |
| ATC |
active thermal control |
| ATC |
Air Training Command |
| ATC |
air traffic control |
| ATC |
aircraft target computer |
| ATC |
assistant test conductor |
| ATC |
ATE computer |
| ATC/FTD |
Air Training Command/Field Training Detachment |
| ATCA |
attitude translation control assembly |
| ATCO |
ambient temperature catalytic oxidizer |
| ATCS |
active thermal control system (subsystem) |
| ATDAP |
aircraft target data acquisition program |
| ATDB |
aerothermal data book |
| ATDB |
aerothermodynamic data book |
| ATDF |
automated test development folder |
| ATDP |
acceptance test data package |
| ATDP |
aircraft target data program |
| ATDRP |
aircraft target data reduction program |
| ATE |
aerospace training equipment |
| ATE |
airborne test equipment |
| ATE |
automated test equipment |
| ATE |
automatic test engineer |
| ATE |
automatic test equipment |
| ATF |
advanced tactical fighter |
| ATG |
Aerospace Test Group |
| ATG |
automated time line generator |
| ATH |
above the horizon |
| ATI |
average total inspection |
| ATIS |
automatic terminal information system |
| ATL |
Advanced Technology Laboratories |
| ATL |
Aero-Thermal Lab (Marquardt) |
| ATL |
Avionics Test Laboratory |
| ATLAS |
abbreviated test language for avionic systems |
| ATLAS |
analysis of thrust structure loads and stresses |
| ATM |
Apollo telescope mount |
| ATM |
ascent trajectory model |
| ATO |
abort to orbit |
| ATO |
automatic turn-on |
| ATOLL |
acceptance test of launch language |
| ATOP |
Ada technology operational planning |
| ATOS |
automated technical order system |
| ATP |
acceptance test procedure |
| ATP |
acceptance test program |
| ATP |
acquisition, tracking, and pointing |
| ATP |
activation test program |
| ATP |
advanced technical payroll |
| ATP |
airborne tracking and pointing |
| ATP |
authority to proceed |
| ATP-FC |
acquisition, tracking, and pointing fire control |
| ATPA |
alpha temperature probe assembly |
| ATPG |
automatic test program generator |
| ATPSE |
acquisition, tracking, and pointing system emulator |
| ATR |
air transport rack |
| ATR |
air transport radio |
| ATR |
air transport rating |
| ATR |
air transportation rack |
| ATRS |
automated training records system |
| ATS |
acceptance test specification |
| ATS |
Atlantic tracking station |
| ATS |
automatic terminal system |
| ATS |
automatic test set |
| ATS |
automatic transcribing system |
| ATS |
administrative telephone system |
| ATS |
administrative terminal system |
| ATS |
advanced technology satellite |
| ATS |
analog tone signal |
| ATS |
applications technology satellite |
| ATS |
assembly trusses and structure |
| ATS |
asynchronous task storage |
| ATS |
Atlantic tracking ship |
| ATT |
acceptance thermal testing |
| ATTACK |
advanced threat technology attack coordination and |
| ATTS |
automatic telemetry tracking system |
| ATU |
audio terminal unit |
| ATU |
audio/thermal unit |
| ATVC |
ascent thrust vector control (controller) |
| ATVC |
automatic thrust vector control |
| ATVCD |
ascent thrust vector control driver |
| ATVCS |
automatic thrust vector control system |
| AU |
accounting unit |
| AU |
astronomical unit |
| AUASAM |
automatic aimpoint selection and maintenance |
| AUB |
aft utility bridge |
| AUC |
average unit cost |
| AUCV |
advanced unmanned cargo vehicle |
| AUDF |
automated unit development folder |
| AUF |
authorized user file |
| AUP |
Ames unitary plan (wind tunnel) |
| AUTO-BF |
automatic body flap |
| AUTO-P |
automatic pitch control mode |
| AUTO-YR |
automatic yaw roll mode |
| AUTODIN |
automatic digital network |
| AUTOVON |
automatic voice network |
| AV |
audiovisual |
| AV |
average value |
| AVC |
automatic volume control |
| AVCG |
automatic vapor crystal growth |
| AVCOR |
algorithm vibration correlation |
| AVCS |
attitude and velocity control system (subsystem) |
| AVD |
air vehicle detection |
| AVE |
aerospace vehicle equipment |
| AVE |
airborne vehicle equipment |
| AVE |
atmospheric variability experiment |
| AVE |
automatic volume expansion |
| AVE |
Avenal (TACAN station) |
| AVID |
automated verification information data base |
| AVL |
address validity |
| AVL |
Avionics Verification Laboratory |
| AVLSI |
advanced, very large scale integration |
| AVO |
avoid verbal orders |
| AVRCS |
attitude, velocity, reaction control system |
| AVREL |
availability and reliability program |
| AVSM |
auxiliary video switch matrix |
| AVT |
acceptance vibration testing |
| AVVEU |
altitude/vertical velocity indicator electronic unit |
| AVVI |
altitude/vertical velocity indicator |
| AW |
airlock wall |
| AW |
assembly workstand |
| AWAA |
attack warning and attack assessment |
| AWACS |
advanced warning and control system |
| AWCS |
agency-wide coding structure |
| AWG |
Activation Working Group |
| AWG |
American wire gauge |
| AWI |
accommodation weight investigation |
| AWL |
augmented wire list |
| AWL |
automated wire list |
| AWPV |
automated weld process verification |
| AWS |
advance warning system |
| AWS |
air weather service |
| AWS |
American Welding Society |
| AWS |
automated wiring system |
| AXAF |
Advanced X-ray Astrophysics Facility |
| AZEL |
azimuth and elevation |
| Ada |
DOD high-level programming language |
| Adc |
amperes direct current |
| Al-Li |
aluminum lithium |
| B&P |
budgetary and planning |
| B-L |
bill of lading |
| B/A |
barometric |
| B/A |
boost/abort |
| B/A |
buffer amplifier |
| B/C |
bench check |
| B/L |
baseline |
| B/M |
bench maintenance |
| B/O |
booster/orbiter |
| B/O |
breakout |
| B/O |
burnout |
| B/P |
blood pressure |
| B/SC |
brake/skid control |
| B/V |
bleed valve |
| BA |
bank angle |
| BA |
breathing air |
| BAC |
Boeing Aerospace Company |
| BAC |
Boeing Aircraft Company |
| BAC |
booster assembly contractor |
| BAC |
budget at completion |
| BAC |
buffer access card |
| BACS |
body axis coordinate system |
| BAF |
Barnes absorption filter |
| BAFO |
best and final offer |
| BAI |
barometric altitude indicator |
| BAIR |
breathing air |
| BAN |
budget allocation notice |
| BAROC |
baroset correction |
| BARS |
baseline accounting and reporting system |
| BAS |
breathing air system |
| BASD |
Ball Aerospace Systems Division |
| BASS |
backup avionics system software |
| BATE |
base activation test equipment |
| BATES |
battlefield artillery tactical engagement system |
| BATSE |
Burst and Transient Source Experiment |
| BAU |
business as usual |
| BB |
baseband |
| BB |
brassboard |
| BB |
breadboard |
| BBC |
before-business clearance |
| BBN |
Bolt, Beranek, and Newman |
| BBS |
DEC all-in-one bulletin board system |
| BBXRT |
broadband X-ray telescope |
| BC |
base construction |
| BC |
broadcast |
| BC |
bus coupler |
| BC |
baseline configuration |
| BC |
battery charge |
| BC |
battery conditioner |
| BC |
bell cord |
| BC |
beta cloth |
| BC |
between centers |
| BC |
binary counter |
| BC |
bolt center |
| BCC |
beacon control console |
| BCCT |
break control command transducer |
| BCD |
baseline concept definition |
| BCD |
baseline configuration document |
| BCD |
binary-coded data |
| BCD |
budget change document |
| BCE |
backup control electronics |
| BCE |
burn control element |
| BCE |
bus control element |
| BCH |
base Chaudhuri-Hocquenghen |
| BCH |
binary-coded hexadecimal |
| BCI |
baseline configuration identification |
| BCID |
baseline candidate item data base |
| BCLS |
base cardiac life support |
| BCO |
booster cutoff |
| BCP |
base condemnation percent |
| BCP |
benchmark control point |
| BCR |
bar chart report |
| BCR |
budget change request |
| BCRD |
basic consolidated requirements document |
| BCRT |
binary code range time |
| BCS |
beam control system |
| BCT |
bus configuration table |
| BCU |
battery control unit |
| BCU |
bus control unit |
| BCWP |
budget costs for work performed |
| BCWS |
budgeted cost for work scheduled |
| BD |
binary decoder |
| BD |
binary digit |
| BD |
binary discrete |
| BDA |
backup drive amplifier |
| BDA |
Bermuda Island (STDN) |
| BDCR |
baseline document change request |
| BDD |
baseline definition document |
| BDD |
burst detection dosimeter (IGS) |
| BDD |
burst detector dosimeter |
| BDI |
budget data and integration |
| BDP |
burst detection processor (IGS) |
| BDP |
burst detector processor |
| BDS-2 |
booster phase detection system |
| BDT |
block data transfer |
| BDW |
burst detector EMP sensor |
| BDW |
EMP sensor |
| BDX |
burst detection X-ray sensor |
| BDX |
burst detector X-ray sensor |
| BDY |
burst detector optical sensor |
| BE |
beam expander |
| BE |
bell end |
| BEAF |
beam expander alignment function |
| BEC |
backup event controller |
| BECO |
booster engine cutoff |
| BER |
bit error rate |
| BESS |
biomedical experiment scientific satellite |
| BESS |
biomedical experiment support satellite |
| BEST |
booster exhaust study test |
| BET |
best-estimate trajectory |
| BET |
best estimate of trajectory |
| BETA |
ballistic exploitation and target acquisition |
| BF |
back feed |
| BF |
beat frequency |
| BF |
body flap |
| BFC |
backup flight control (controller) |
| BFC |
body flap control |
| BFCS |
backup flight control system |
| BFEC |
Bendix Field Engineering Corporation |
| BFL |
back focal length |
| BFL |
Bakersfield (TACAN station) |
| BFN |
beam-forming feed network |
| BFO |
beat frequency oscillator |
| BFP |
buyer-furnished part |
| BFRP |
boron fiber-reinforced plastic |
| BFS |
backup flight software |
| BFS |
backup flight system |
| BFSPLP |
BFS payload preprocessor |
| BFSS |
backup flight software system |
| BG |
back gear |
| BH/MP |
breather hose/mouthpiece |
| BHN |
Brinell hardness number |
| BHP |
brake horsepower |
| BHS |
base heat shield |
| BI |
background information |
| BIA |
booster insertion and abort |
| BIA |
bus interface adapter |
| BIB |
blocked impurity band |
| BIBIB |
back-illuminated blocked impurity band |
| BIC |
bus interface controller |
| BILBO |
built-in logic block observer |
| BIS |
biocide injection system |
| BISC |
biomedical instrumentation, scientific and crew |
| BIT |
built-in test |
| BITE |
built-in test equipment |
| BITS |
budget impact tracking system |
| BIU |
buffer interface unit |
| BIU |
bus interface unit |
| BJR |
blockhouse junction rack |
| BKNO3 |
boron-potassium nitrate |
| BLOW |
booster lift-off weight |
| BLPG |
buried long-period grating |
| BLS |
bottom left side |
| BLV |
bleed valve |
| BM |
ballistic missile |
| BM |
battle management |
| BM |
bench maintenance |
| BM |
body-mounted |
| BM |
branch manager |
| BM |
business manager |
| BM-TW/AA |
ballistic missile tactical warning/attack |
| BM/C3 |
battle management and command, control, and |
| BMA |
body-mounted accelerometer |
| BMAG |
body-mounted attitude gyro |
| BMAP |
buffer map |
| BMAS |
body-mounted accelerometer system |
| BMB |
base maintenance building |
| BMB |
bench maintenance building |
| BMC3 |
battle management communications (three types) |
| BMD |
ballistic missile defense |
| BMDATC |
Ballistic Missile Defense Advanced Technology Center |
| BMDSCOM |
Ballistic Missile Defense Systems Command |
| BME |
bench maintenance equipment |
| BMEWS |
ballistic missile early warning system |
| BMFT |
German D-1 Spacelab payload |
| BMI |
Battelle Memorial Institute |
| BMMD |
body-mass measuring device |
| BMO |
Ballistic Missile Office |
| BMO |
ballistic missile organization |
| BMS |
background measurement satellite |
| BMS |
battle management simulation |
| BMTS |
bench maintenance test set |
| BMU |
bus monitor unit |
| BMVU |
ballistic missile view |
| BN |
ballistic number |
| BN |
bullnose |
| BNS |
bomb navigation system |
| BO |
beating oscillator |
| BOA |
broad ocean area |
| BOC |
Base Operations Contract (contractor) |
| BOC |
blowout coil |
| BOD |
beneficial occupancy date |
| BOD |
bright-object detector |
| BOE |
break of entry |
| BOF |
beginning of file |
| BOI |
break of integrity |
| BOL |
beginning of life |
| BOM |
beginning of month |
| BOM |
bill of material |
| BOP |
baseline operations plan |
| BOP |
basic overall polarity |
| BOPACE |
Boeing plastic analysis capability for engines |
| BOS |
backup operating system |
| BOS |
bright-object sensor |
| BOSO |
ballistic orbital support operations |
| BOT |
beginning of tape |
| BOW |
bill of work |
| BP |
back pressure |
| BP |
budgetary and planning |
| BP |
buttock plane |
| BP |
bandpass |
| BP |
barber pole |
| BP |
base plate |
| BP |
bid and proposal |
| BP |
blood pressure |
| BP |
blueprint |
| BP |
boilerplate |
| BP |
boiling point |
| BPC |
backpressure control |
| BPC |
boost protective cover |
| BPD |
baseline program document |
| BPD |
baseline program documentation |
| BPI |
boost phase intercept |
| BPMS |
blood pressure measuring system |
| BPO |
blanket purchase order |
| BPR |
bimonthly progress report |
| BPR |
bypass ratio |
| BPS |
boost propulsion system |
| BPSK |
biphase shift key |
| BPSK |
biphase shift keying |
| BPT |
body point |
| BPV |
bipropellant valve |
| BR |
bit rate |
| BRAVO |
business risk and value of operation in space |
| BRCS |
basic reference coordinate system |
| BRDF |
bidirectional reflectance distribution function |
| BRF |
band rejection filter |
| BRIL |
budget receipt/issuance log |
| BRL |
Ballistic Research Laboratory |
| BRM |
baseline reference mission |
| BRM |
biological research module |
| BRRS |
Banana River Repeater Station |
| BRS |
bottom right side |
| BS |
backup subsystem |
| BS |
beam splitter |
| BS |
block specification |
| BSA |
battery bus solar array |
| BSA |
bus status/alternate bus table |
| BSC |
brake skid controller |
| BSD |
Ballistic Systems Division |
| BSDP |
booster-stage discharge pressure |
| BSE |
booster systems engineer |
| BSEE |
Bachelor of Science degree in electrical engineering |
| BSGE |
Bachelor of Science degree in general engineering |
| BSI |
basic shipping instruction |
| BSI |
Boeing Services International |
| BSI |
booster situation indicator |
| BSM |
beam-steering mechanism |
| BSM |
booster separation motor |
| BSME |
Bachelor of Science degree in mechanical engineering |
| BSP |
business system planning |
| BSR |
basic system release |
| BSR |
BITE status register |
| BSRM |
booster solid rocket motor |
| BSS |
backup system services |
| BSTS |
boost surveillance and tracking system |
| BSTS |
boost surveillance tracking system |
| BSW |
BFS software |
| BT |
burn time (engine) |
| BTC |
binary time code |
| BTC |
bus tie contractor |
| BTE |
bench test equipment |
| BTH |
below the horizon |
| BTMS |
body temperature measuring system |
| BTR |
burn time remaining |
| BTR |
bus transfer |
| BTU |
bus terminal unit |
| BU&C/O |
buildup and checkout |
| BUAER |
Bureau of Aeronautics (Navy) |
| BUC |
backup computer |
| BUC |
Buckhorn (GSTDN) |
| BUFC |
backup flight controller |
| BUIC |
backup interceptor control |
| BUN |
BITE update notice |
| BUORD |
Bureau of Ordnance (Navy) |
| BUOU |
backup optical unit |
| BUR |
backup rate |
| BUSGEN |
Bussin generator |
| BUSHIPS |
Bureau of Ships |
| BV |
balanced voltage |
| BV |
boost vehicle |
| BV |
booster vehicle |
| BVC |
boost voltage converter |
| BW |
bandwidth |
| BW |
beam width |
| BW |
bridge wire |
| BWG |
Birmingham wire gauge |
| BWO |
backward wave oscillator |
| Btu |
British thermal unit |
| C |
candle |
| C |
core (metal) |
| C |
cosine |
| C |
cycle |
| C |
hundred |
| C |
capacitance |
| C |
cathode |
| C |
Celsius |
| C |
center |
| C |
centigrade |
| C |
coefficient |
| C |
complete |
| C |
constant |
| C&C |
command and control |
| C&C |
communication and control |
| C&CS |
command and control subsystem |
| C&D |
communication and data |
| C&D |
controls and displays |
| C&DH |
command and data handling |
| C&DP |
control and data processor |
| C&DS |
command and data simulator |
| C&DSS |
communication and data subsystem |
| C&I |
communication and instrumentation |
| C&M |
control and monitoring |
| C&P |
contracts and pricing |
| C&T |
communication and tracking |
| C&TS |
communications and tracking system |
| C&TSS |
communication and tracking subsystem |
| C&W |
caution and warning |
| C-BARS |
classified baseline accounting and reporting system |
| C-C |
carbon-carbon |
| C-C |
center-to-center |
| C-DEL |
complete delivery |
| C-RFE |
C-band RF electronics |
| C-to-C |
computer-to-computer |
| C/A |
coarse acquisition (navigation signal) |
| C/A |
code standard positioning service |
| C/B |
circuit breaker |
| C/C |
combustion chamber |
| C/D |
countdown |
| C/DPM |
cost/design performance management |
| C/F |
center frequency |
| C/O |
changeout |
| C/O |
checkout |
| C/O |
contamination/overpressure |
| C/O |
cutoff |
| C/P |
cold plate |
| C/R |
commutation rate |
| C/S |
cost/schedule |
| C/S/P |
cost/schedule/performance |
| C/SC |
cost/schedule control |
| C/SCS |
cost/schedule control system |
| C/SCSC |
cost and schedule control system criteria |
| C/SCSC |
cost/schedule control systems criteria |
| C/SR |
cost/schedule report |
| C/SSR |
cost/schedule status report |
| C/T |
control and timing |
| C/W |
carrier wave |
| C/W |
caution and warning |
| C2 |
command and control |
| C2I |
command, control, and intelligence |
| C2S |
command and control subsystem |
| C3 |
command, control, and communications |
| C3I |
command, control, communications, and intelligence |
| CA |
carrier aircraft |
| CA |
completion of assembly |
| CA |
cone angle |
| CA |
contract advice |
| CA |
contract award |
| CA |
corrective action |
| CA |
cost account |
| CA |
critical analysis |
| CAA |
Civil Aeronautics Administration |
| CAA |
composite audio amplifier |
| CAA |
cost account authorization |
| CAALIS |
computer-aided assembly-line inspection system |
| CAAT |
computer-aided assembly tool |
| CAB |
Civil Aeronautics Board |
| CAB |
Civil Aviation Board |
| CAB |
computer address bus |
| CAB |
Corrective Action Board |
| CAB |
Cost Audit Board |
| CACB |
center aisle connector bracket |
| CACC |
communications and configuration console |
| CAD |
computer-aided design |
| CAD-OPS |
computer-aided design costing for operations |
| CADAM |
computer graphics augmented design and manufacturing |
| CADDS |
computer-aided design and drafting system |
| CADE |
controller/attitude direct electronics |
| CADFISS |
computation and data flow integrated subsystem |
| CADS |
command and data simulator |
| CADS |
computer-aided design system |
| CADSI |
communication and data systems integration |
| CADU |
control and display unit |
| CAE |
computer-aided engineering |
| CAE |
corrective action engineer |
| CAFB |
Chanute Air Force Base |
| CAI |
computer-aided instruction |
| CAIT |
computer-aided instruction terminal |
| CAIT |
computer-aided instruction trainer |
| CAL |
canister airlock |
| CAL |
computer-aided logistics |
| CAL |
contract advice letter |
| CAL |
Cornell Aeronautical Laboratory |
| CALS |
computer-aided acquisition and logistics support |
| CALS |
computer-aided logistics system |
| CALST |
Cornell Aeronautical Laboratory Shock Tunnel |
| CAM |
carrier aircraft modification |
| CAM |
Civil Aeronautics Manual |
| CAM |
computer annunciation matrix |
| CAM |
computer-aided manufacturing |
| CAM |
content-addressable memory |
| CAM |
cost account manager |
| CAMERA |
control and monitoring equipment resource allocation |
| CAMP |
common Ada missile package |
| CAMP |
computer-aided message processing |
| CAN |
certification analysis network |
| CAO |
Cost Administration Office |
| CAP |
capability assurance program |
| CAP |
computer application program |
| CAP |
contractor-acquired property |
| CAP |
cost account package |
| CAP |
cost account plan |
| CAP |
crew activity plan |
| CAPRI |
capacitance rate integrator |
| CAPS |
common attitude pointing system |
| CAPS |
crew activity planning system |
| CAPS |
crew altitude protection suit |
| CAPS |
crew altitude protection system |
| CAPSS |
computer-aided planning and scheduling system |
| CAR |
certification analysis requirements |
| CAR |
certification approval request |
| CAR |
configuration and acceptance review |
| CAR |
contractual action request |
| CAR |
corrective action record |
| CAR |
corrective action report |
| CAR |
corrective action request |
| CAR |
customer acceptance review |
| CARB |
Central Acquisition Review Board |
| CARDE |
Canadian Armament Research and Development Establishment |
| CARID |
customer acceptance report item disposition |
| CARID |
customer acceptance review item disposition |
| CARM |
customer accommodation requirement model |
| CARR |
customer acceptance readiness review |
| CARR |
customer accommodation requirement representative |
| CARS |
configuration accounting and reporting system |
| CAS |
calibrated airspeed |
| CAS |
CITE augmentation system |
| CAS |
command augmentation system |
| CAS |
computer airspeed |
| CAS |
configuration accounting system |
| CAS |
cooperative application satellite |
| CAS |
cost accounting standard |
| CAS |
crew accommodation system |
| CAS-P |
CAS pitch control mode |
| CAS-YR |
CAS yaw roll control mode |
| CASB |
Cost Accounting Standards Board |
| CASE |
care application service element |
| CASE |
computer-aided system engineering |
| CASE |
computer-automated software engineering |
| CASES |
control and structures experiments for space |
| CASO |
cancellation addendum sales order |
| CASP |
change assessment summary package |
| CASR |
cost and schedule reporting system |
| CASS |
CITE augmentation support system |
| CASS |
consolidated automated support system |
| CAT |
computer-aided test |
| CAT |
control attenuator timer |
| CAT-2 |
communications and tracking comprehensive analysis tool |
| CATS |
change action tracking system |
| CATS |
correspondence action tracking system |
| CAU |
command acquisition unit |
| CAU |
command activation unit |
| CAU |
customer acquisition unit |
| CAWG |
Customer Accommodation Working Group |
| CB |
center of buoyancy |
| CB |
circuit breaker |
| CB |
coax (or coaxial) interface bracket |
| CB |
control board |
| CBA |
C-band transponder antenna |
| CBA |
collective bargaining agreement |
| CBARS |
classified baseline accounting and reporting system |
| CBB |
contract budget baseline |
| CBC |
change board commitment |
| CBC |
complete blood count |
| CBE |
connector bracket experiment |
| CBIL |
common and bulk items list |
| CBO |
Congressional Budget Office |
| CBP |
connector bracket power |
| CBR |
California bearing ratio |
| CBS |
connector bracket signal |
| CBSA |
cargo bay stowage assembly |
| CBT |
computer-based training |
| CBV |
cabin bleed valve |
| CBW |
constant bandwidth |
| CBX |
C-band transponder |
| CBrF3 |
bromotrifluoromethane (fire-extinguishing material) |
| CC |
carbon-carbon |
| CC |
contract completion |
| CC |
control center |
| CC |
corner cube |
| CC |
cost center |
| CC |
crew certified |
| CC |
crew compartment |
| CC |
channel controller |
| CC |
closing coil |
| CC |
color code |
| CC |
commercial control |
| CC |
communications control |
| CC |
compatibility change |
| CC |
computer center |
| CC |
contamination control |
| CCA |
communications carrier assembly |
| CCA |
contract change authority |
| CCA |
contract change authorization |
| CCAFS |
Cape Canaveral Air Force Station |
| CCATS |
command communications and telemetry system |
| CCB |
Change Control Board |
| CCB |
Configuration Control Board |
| CCBD |
Configuration Control Board directive |
| CCBD |
Control Change Board directive |
| CCC |
central computer complex |
| CCC |
command control console |
| CCC |
communication control center |
| CCC |
complex control center |
| CCC |
computer checkout console |
| CCC |
Consolidated Controls Corporation |
| CCC |
contaminant control cartridge |
| CCC |
controller checkout console |
| CCC |
coordinate conversion computer |
| CCCD |
crew compartment configuration drawing |
| CCD |
central command decoder |
| CCD |
charge-coupled device |
| CCD |
checkout command decoder |
| CCD |
constants change display |
| CCDR |
contractor critical design review |
| CCE |
computer command engineer |
| CCE |
continuous control evaluator |
| CCF |
central computer facility |
| CCF |
converter compressor facility |
| CCFF |
Cape Canaveral Forecast Facility |
| CCFT |
controlled current feedback transformer |
| CCHS |
crew compartment heat shield |
| CCIM |
command computer input multiplexer |
| CCIR |
International Radio Consultative Committee |
| CCL |
closed-circuit loop |
| CCL |
commonality candidate list |
| CCL |
critical characteristics list |
| CCM |
controlled carrier modulation |
| CCM |
counter-countermeasure |
| CCM |
crew/cargo module |
| CCME |
contract change mass estimate |
| CCMS |
checkout, control, and monitor subsystem (LPS) |
| CCMS |
command, control, and monitor system |
| CCMTA |
Cape Canaveral Missile Test Annex |
| CCN |
contract change negotiation |
| CCN |
contract change notice |
| CCN |
contract change notification |
| CCO |
contract change order |
| CCO |
current-controlled oscillator |
| CCO |
customer contracting officer |
| CCOH |
corrosive contaminants, oxygen, and humidity |
| CCP |
center console panel |
| CCP |
contamination control plan |
| CCP |
contract change proposal |
| CCP |
controlled components program |
| CCP |
corrosion control plan |
| CCP |
cost control program |
| CCP |
Change Control Panel |
| CCP |
change control package |
| CCP |
commercial change proposal |
| CCP |
computer control panel |
| CCP |
configuration change point |
| CCP |
Configuration Control Panel |
| CCP |
configuration control phase |
| CCP |
configuration control point |
| CCPDSR |
common center processing and display system replacement |
| CCPDSR |
communications center processing and display system |
| CCR |
cargo compatibility review |
| CCR |
configuration control record |
| CCR |
contract change record |
| CCR |
contract change request |
| CCR |
contractor change review |
| CCR |
control center rack |
| CCRA |
Cape Canaveral reference atmosphere |
| CCRF |
consolidated communication recording facility |
| CCS |
central computer and sequencer |
| CCS |
central control section |
| CCS |
central control station |
| CCS |
command and communication system |
| CCS |
complex control set |
| CCS |
computer core segment |
| CCS |
console communication system |
| CCS |
contamination control system |
| CCS |
contract control system |
| CCSD |
Chrysler Corporation Space Division |
| CCSD |
Collins Communications Systems Division |
| CCSDS |
Consultative Committee for Space Data Systems |
| CCSR |
carbon-carbon survivable radiator |
| CCSR |
crew compartment stowage review |
| CCT |
command/control transmitter |
| CCT |
computer-compatible tape |
| CCTCF |
communication circuit technical control facility |
| CCTV |
closed-circuit television |
| CCU |
camera control unit |
| CCU |
central control unit |
| CCU |
communications carrier umbilical |
| CCU |
communications carrier unit |
| CCU |
coupling control unit |
| CCU |
crew communications unit |
| CCU |
crew compartment umbilical |
| CCU |
crewman communications umbilical |
| CCV |
chamber coolant valve |
| CCVA |
chamber coolant valve actuator |
| CCW |
counterclockwise |
| CCZ |
command and control zone |
| CD |
call director |
| CD |
candela (luminous intensity) |
| CD |
coefficient of drag |
| CD |
coin dimple |
| CD |
cold-drawn |
| CD |
command decoder MDM |
| CD |
components demonstration |
| CD |
countdown |
| CD |
current density |
| CD&SC |
Communications, Distribution, and Switching Center |
| CD/V |
concept definition and validation |
| CDA |
command and data acquisition |
| CDA |
critical design audit |
| CDAS |
configuration design analysis simulation |
| CDAS |
configuration development analysis and simulation |
| CDAS |
configurations development analysis simulation |
| CDAS |
core design analysis simulation |
| CDB |
central data buffer |
| CDB |
command data base |
| CDB |
computer data bus |
| CDBFR |
common data buffer |
| CDC |
classified document control |
| CDC |
Collins Defense Communications |
| CDC |
command and data handling console |
| CDC |
Computer Development Center (NASA) |
| CDC |
confined detonating cord |
| CDC |
Control Data Corporation |
| CDC |
countdown clock |
| CDCD |
cargo design control drawing |
| CDCD |
Collins Defense Communications Division |
| CDCM |
coupling display, manual control IMU |
| CDCO |
coupling display, manual control optics |
| CDD |
command decoding and distribution |
| CDD |
common data dictionary |
| CDDB |
common diagnostic data base |
| CDDT |
countdown demonstration test |
| CDF |
cable distribution frame |
| CDF |
central data facility |
| CDF |
circuit design fabrication |
| CDF |
combined data file |
| CDF |
confined detonating fuse |
| CDF |
cool-down facility |
| CDF&TDS |
circuit design, fabrication, and test data |
| CDG |
Concept Development Group |
| CDH |
constant delta height |
| CDH |
constant differential height |
| CDI |
contract definition instruction |
| CDI |
course deviation indicator |
| CDID |
contract data item description |
| CDM |
communications data manager |
| CDM |
configuration design module |
| CDMA |
code division multiple access |
| CDMS |
command and data management system (subsystem) |
| CDMS |
contractor data management system (VAFB) |
| CDN |
CDR discrepancy notice |
| CDNR |
CDR discrepancy notice record |
| CDOM |
chief draftsman office memorandum |
| CDP |
command data processor |
| CDP |
computational data processing |
| CDP |
computer data processing |
| CDP |
confidence development program |
| CDP |
critical design parameter |
| CDPA |
classified data preparation area |
| CDPIS |
command data processing and instrumentation system |
| CDQ |
certificate of qualification |
| CDQR |
critical design and qualification review |
| CDR |
cleaning, decontamination request |
| CDR |
command destruct receiver |
| CDR |
conceptual design review |
| CDR |
configuration design review |
| CDR |
contract data requirements |
| CDR |
critical design review |
| CDRL |
contract data requirements list |
| CDRR |
contract documentation requirements record |
| CDRS |
contract data requirements schedule |
| CDS |
cavity digitizing system |
| CDS |
control and display system |
| CDS |
control data system |
| CDS |
controller select direction |
| CDS |
coupling display system |
| CDS |
central data subsystem (LPS) |
| CDS |
central data system |
| CDS |
closeout door system |
| CDS |
cold-drawn steel |
| CDS |
computer design and simulation |
| CDS |
configuration design system |
| CDS |
configuration development system |
| CDS |
consolidated direct support |
| CDSC |
Communication Distribution and Switching Center |
| CDSC |
coupling-display scanning-telescope manual control |
| CDSF |
commercially developed space facility |
| CDSL |
Computer Data System Laboratory |
| CDSR |
contract data status report |
| CDSR |
cost data summary report |
| CDT |
central daylight time |
| CDT |
command descriptor table |
| CDT |
compressed data tape |
| CDT |
configuration data table |
| CDT |
countdown time |
| CDU |
computer display unit |
| CDU |
coupling data unit |
| CDU |
coupling display unit |
| CDU |
CRT display unit |
| CDUM |
coupling display unit IMU |
| CDUO |
coupling display unit optics |
| CDW |
command data word |
| CDW |
computer data word |
| CDW |
control data word |
| CE |
cargo element |
| CE |
change engineer |
| CE |
change evaluation |
| CE |
civil engineering |
| CE |
control element |
| CE |
Corps of Engineers |
| CE |
cost element |
| CE |
crew equipment |
| CE |
current expendable |
| CE/CK |
computer entry/control keyboard |
| CEA |
circular error average |
| CEA |
Computer Engineering Associates |
| CEA |
control electronics assembly |
| CEC |
Civil Engineering Corps |
| CEC |
Consolidated Electrodynamics Corporation |
| CEC |
Consolidated Electronics Corporation |
| CEC |
control electronics container |
| CEC |
control encoder coupler |
| CECP |
compatibility engineering change proposal |
| CEDC |
cyclic error detection code |
| CEEP |
composite entry evaluation program |
| CEF |
comsec equipment facility |
| CEI |
configuration end item |
| CEI |
contract end item |
| CEIAC |
Coastal Engineering Information Analysis Center |
| CEIS |
combined elements and integrated systems |
| CEIS |
contract end item specification |
| CEIT |
cargo equipment integrated test |
| CEIT |
crew equipment integration test |
| CEIT |
crew equipment interface test |
| CELSS |
controlled ecological life support system |
| CELV |
commercial expendable launch vehicle |
| CEM |
cost estimating method |
| CEMF |
counterelectromotive force |
| CEO |
chief engineer's office |
| CEO |
chief executive officer |
| CEP |
circle of equal probability |
| CEP |
circular error probability |
| CEP |
circular error probable |
| CEP |
comsec equipment program |
| CEP |
configuration evaluation plan |
| CEPS |
CITS expert parameter system |
| CEQ |
Council on Environmental Quality |
| CER |
cost estimating relationship |
| CES |
combined Earth sensor |
| CES |
concept evaluation study |
| CES |
conical Earth sensor |
| CES |
control electronics section |
| CES |
crew escape system |
| CESA |
Canadian Engineering Standards Association |
| CET |
clutter equivalent target |
| CET |
combined element test |
| CETA |
crew and equipment translation aid |
| CETF |
Critical Evaluation Task Force |
| CEU |
control electronics unit |
| CF |
carrier frequency |
| CF |
center forward |
| CF |
center of flotation |
| CF |
centrifugal force |
| CF |
completion form |
| CF |
consequence of failure |
| CF |
corner fitting |
| CFAE |
contractor-furnished airborne equipment |
| CFAR |
constant false alarm rate |
| CFC |
central fire control |
| CFC |
chlorofluorocarbon |
| CFD |
computational fluid dynamics |
| CFD |
converter frequency to dc voltage |
| CFD |
cumulative frequency distribution |
| CFE |
central framework executive |
| CFE |
consolidated front end |
| CFE |
contractor-furnished equipment |
| CFE |
critical function equipment |
| CFE |
customer-furnished equipment |
| CFES |
continuous flow electrophoresis system |
| CFI |
card format identifier |
| CFM |
customer-furnished material |
| CFP |
conceptual flight profile |
| CFR |
Code of Federal Regulations |
| CFRP |
carbon-fiber-reinforced plastic |
| CFSD |
critical-function sequence diagram |
| CFSR |
contract fund status report |
| CFSR |
contract funds status review |
| CFSTI |
Clearinghouse for Scientific and Technical Information |
| CFT |
cross-functional team |
| CFY |
company fiscal year |
| CGAD |
Collins General Aviation Division |
| CGAU |
cabin gas analysis unit |
| CGC |
command guidance computer |
| CGF |
command generation function |
| CGL |
comprehensive general liability |
| CGP |
central grounding point |
| CGSS |
cryogenic gas storage system |
| CH |
case hardening |
| CH |
control house |
| CH/SL |
certified hardware/software list |
| CH4 |
methane |
| CHARM |
composite high-altitude radiation model |
| CHI |
computer-to-human interface |
| CHIP |
College Hire Indoctrination Program |
| CHL |
certified hardware list |
| CHR |
Cooper-Harper rating |
| CHROMEX |
chromosome and plant cell division in space |
| CHSF |
cargo hydrazine service facility |
| CHW |
command header word |
| CHX |
cabin heat exchanger |
| CHX |
condensing heat exchanger |
| CI |
cast iron |
| CI |
crew interface |
| CI |
center of impact |
| CI |
certification inspection |
| CI |
color interior film |
| CI |
configuration inspection |
| CI |
configuration item |
| CI |
continuous interlock |
| CI |
contract initiation |
| CI |
course invalid |
| CIA |
Central Intelligence Agency |
| CIA |
configuration identification accounting |
| CIA |
control interface assembly |
| CIA |
controller interface assembly |
| CIAP |
climatic impact assessment program |
| CIB |
Change Impact Board |
| CIB |
Change Implementation Board |
| CIB |
control interface block |
| CIC |
cargo integration contractor |
| CIC |
command interface control |
| CIC |
control and information center |
| CIC |
critical item consolidation |
| CICC |
cargo integration control center |
| CICCR |
configuration information control center requirement |
| CICU |
communication interface control unit |
| CICU |
computer interface conditioning unit |
| CID |
cable interconnect diagram |
| CID |
charge injection device |
| CID |
computer interface device |
| CIDL |
configuration item data list |
| CIDR |
critical intermediate design review |
| CIDSC |
contractor in-house data support capability |
| CIE |
cargo integration equipment |
| CIE |
communications interface equipment |
| CIF |
Central Information Facility (AMR) |
| CIF |
central instrumentation facility |
| CIG |
Cable Integrity Group |
| CIG |
Communications and Interface Group |
| CIG |
compound interlace grating |
| CIG |
Connector Integration Group |
| CIG |
Connector Integrity Group |
| CII |
change installation instruction |
| CII |
configuration item identifier |
| CIJB |
cradle interface junction box |
| CIL |
critical items list |
| CIM |
computer input multiplexer |
| CIM |
computer-integrated manufacturing |
| CIMS |
consolidated information management system |
| CIN |
center information network |
| CIN |
change identification number |
| CIN |
change identifier number |
| CINC |
commander-in-chief |
| CINCAD |
commander-in-chief, Air Defense |
| CINCNET |
commander-in-chief network |
| CINCNORAD |
commander-in-chief, North American Aerospace |
| CINCSAC |
commander-in-chief, Strategic Air Command |
| CINCSBL |
commander-in-chief, Space-Based Laser |
| CIP |
cast-iron pipe |
| CIP |
change implementation plan |
| CIP |
Class 1 Integration Plan |
| CIP |
communications interface processor |
| CIP |
control and interface panel |
| CIR |
cargo integration review |
| CIR |
configuration inspection report |
| CIR |
critical item report |
| CIRD |
cargo integration review dry run |
| CIRHS |
critical items and residual hazards list |
| CIRM |
celestial infrared mapping |
| CIRM |
celestial infrared measurements |
| CIRRIS |
cryogenic infrared radiance instrumentation for Shuttle |
| CIS |
cargo integration schedule |
| CIS |
central integration site |
| CIS |
change impact summary |
| CIS |
communication interface system |
| CIS |
contractor's information submittal |
| CISS |
Centaur integrated support structure |
| CIT |
California Institute of Technology |
| CIT |
CAP initialization tape |
| CIT |
critical item tag |
| CITE |
cargo integration test equipment |
| CITS |
central integrated test system |
| CIU |
communication interface unit |
| CIU |
computer interface unit |
| CIU |
controller interface unit |
| CIVT |
cargo interface verification test |
| CIVU |
cargo integration verification unit |
| CIWG |
Cargo Integration Working Group |
| CKRA |
Cape Kennedy reference atmosphere |
| CL |
centerline |
| CL |
closed loop |
| CL |
coefficient of lift |
| CL |
confidence level |
| CLAES |
cryogenic limb array etalon spectrometer |
| CLAS |
computerized loads analysis system |
| CLC |
change letter control |
| CLC |
Computer Liaison Committee |
| CLF |
Clear Lake facility |
| CLF |
controller, load forward |
| CLIN |
contract line item number |
| CLIP |
combined laser instrumentation package |
| CLIPS |
C-language inferencing for production systems |
| CLM |
care logic module |
| CLM |
circumlunar mission |
| CLMC |
central logistics management center |
| CLOT |
combined loads orbiter test |
| CLOUDSAT |
cloud cover statistical analysis program |
| CLRB |
Cost Limit Review Board |
| CLS |
contingency landing site |
| CLSO |
contingency landing support officer |
| CM |
cargo manager |
| CM |
control monitor |
| CM |
countermeasure |
| CM |
crew module |
| CM |
center of mass |
| CM |
change management |
| CM |
circular mil |
| CM |
command module |
| CM |
configuration management |
| CM |
configuration monitor |
| CM |
consumable management |
| CM |
control mode |
| CM&S |
communications maintenance and storage |
| CMA |
configuration management accounting |
| CMACS |
central monitor and control system |
| CMAG |
cruise missile advanced guidance |
| CMAO |
contract management assistance officer |
| CMAR |
configuration management action request |
| CMAT |
compatible material |
| CMB |
Configuration Management Board |
| CMC |
central maintenance computer |
| CMC |
command module computer |
| CMC |
crew module computer |
| CMCS |
centralized maintenance computer system |
| CMD |
controller, main display |
| CMDB |
configuration management data base |
| CMDM |
control multiplexer/demultiplexer |
| CMDS |
configuration management data system |
| CME |
commercial measuring equipment |
| CMF |
controller, motor, forward |
| CMG |
control moment gyro |
| CMIF |
common module integration facility |
| CMIS |
common module integration simulator |
| CMIS |
computer management information system |
| CMIS |
configuration management information system |
| CMIS |
control monitor isolation subsystem |
| CML |
commands and measurement list |
| CMM |
CM Manual |
| CMM |
condition-monitored maintenance |
| CMM |
controller, motor, midbody |
| CMM |
coordinate measurement machine |
| CMN |
contract master network |
| CMO |
class mix option |
| CMO |
Configuration Management Office |
| CMOS |
complementary metal oxide semiconductor |
| CMOS/SOS |
complementary metal oxide semiconductor/silicon |
| CMP |
Configuration Management Panel |
| CMP |
configuration management plan |
| CMPP |
configuration management program plan |
| CMR |
center materials representative |
| CMR |
common mode rejection |
| CMR |
configuration management representative |
| CMR |
contractor management review |
| CMRB |
Contractor Material Review Board |
| CMRP |
configuration management requirements plan |
| CMRR |
common mode rejection ratio |
| CMRS |
configuration management requirements standard |
| CMS |
change management system |
| CMS |
code management system |
| CMS |
component mode synthesis |
| CMS |
configuration management system |
| CMS |
contract master schedule |
| CMS |
conventional monitoring system |
| CMS-2 |
Cambridge Monitoring System (IBM computer program) |
| CMSI |
command monitor system interface |
| CMT |
critical military target |
| CMTS |
computerized maintenance test system |
| CMU |
control and monitor unit |
| CMV |
common mode voltage |
| CMVAS |
configuration management verification accounting system |
| CMW |
compartmented mode work station |
| CN |
change notice |
| CNC |
computer numerical control |
| CNC |
computer numerically controlled |
| CND |
cannot duplicate |
| CNES |
Centre National D'Etudes Spatiales (French National Space Studies Center) |
| CNRL |
Communications and Navigation Research Laboratory |
| CNWDI |
critical nuclear weapons design information |
| CO |
carbon monoxide |
| CO |
Cargo Operations (KSC directorate) |
| CO |
change order |
| CO |
contracting officer |
| CO*A |
cesium-dideuterium-arsenate |
| CO2 |
carbon dioxide |
| COA |
center operations area |
| COAS |
crewman optical alignment sight |
| COB |
communications office building |
| COBE |
Cosmic Background Explorer |
| COBOL |
common business-oriented language |
| COC |
certificate of completion |
| COC |
close-open-close |
| COCOMO |
constructive cost model |
| COD |
Center Operations Directorate (JSC) |
| COD |
crack opening displacement |
| COF |
construction of facilities |
| COF |
cost of facilities |
| COFAC |
construction facility |
| COFI |
checkout and fault isolation |
| COFR |
certificate of flight readiness |
| COFR |
certification of flight readiness |
| COFW |
certificate of flight worthiness |
| COGMAN |
center of gravity of payload manifest |
| COI |
conflict of interest |
| COIL |
chemical oxygen-iodine laser |
| COIM |
checkout interpreter (software) module |
| COL |
checkout language |
| COLA |
cost-of-living adjustment |
| COM |
computer output microfiche |
| COM |
computer output microfilm |
| COM-M |
common mode |
| COMAS |
combined orbital maneuvering and abort system |
| COMAT |
compatibility of materials |
| COMP |
computation of rendezvous targeting |
| COMPOOL |
common data pool |
| COMPSIM |
concept mission performance simulation |
| COMSAT |
communications satellite |
| CONAD |
CONUS defense |
| CONUS |
continental United States |
| COP |
central operations program |
| COP |
co-orbiting platform |
| COP |
coefficients of performance |
| COP |
combined operations plan |
| COP |
contingency operations plan |
| COQ |
certificate of qualification |
| COR |
contracting officer representative |
| COR |
contractor.s operations review |
| CORA |
coherent optical radar amplifier |
| CORE |
common operational research equipment |
| COS |
carry-on oxygen system |
| COS |
checkout station |
| COS |
console operating system |
| COSATI |
Committee on Scientific and Technical Information |
| COSI |
closeout system installation |
| COSM |
checkout servicing and maintenance |
| COSMIC |
Computer Software Management and Information Center |
| COSPAC |
cost/schedule planning and control |
| COSTA |
cost accounting (code) |
| COT |
critical optical technology |
| COTR |
contracting officer's technical representative |
| COTS |
commercial off the shelf |
| COV |
cutoff value |
| CP |
candlepower |
| CP |
computer program |
| CP |
console processor |
| CP |
control panel |
| CP |
control point |
| CP |
coordinated procurement |
| CP |
Cargo Projects Office (KSC) |
| CP |
center of pressure |
| CP |
checkpoint |
| CP |
chemically pure |
| CP |
circular pitch |
| CP |
cold plate |
| CP |
cold-punched |
| CP |
communication processor |
| CP-PCO |
Cargo Projects Program Control Office |
| CPA |
change proposal analyst |
| CPA |
contingency planning aid |
| CPA |
critical path analysis |
| CPAF |
cost plus award fee |
| CPAR |
controlled parts approval |
| CPC |
Cargo Processing Contract (contractor) |
| CPC |
central planning center |
| CPC |
characteristic properties code |
| CPC |
computer program component |
| CPC |
control pressure conditioner |
| CPCB |
Crew Procedures Control Board |
| CPCEI |
computer program contract end item |
| CPCI |
computer program change instruction |
| CPCI |
computer program configuration item |
| CPCR |
computer program change request |
| CPCR |
crew procedure change request (Form 482) |
| CPD |
Crew Procedures Division |
| CPD |
crew passive dosimeter |
| CPDDS |
computer program detail design specification |
| CPDP |
computer program development plan |
| CPDP |
computer program development program |
| CPDR |
contractor's preliminary design review |
| CPDS |
computer program design specification |
| CPDS |
computer program detailed specification |
| CPDS |
computer program development specification |
| CPDS |
crew procedures documentation system |
| CPE |
chief program engineer |
| CPE |
chief project engineer |
| CPEI |
computer program end item |
| CPES |
crew procedures evaluator simulator |
| CPF |
cargo processing facility |
| CPF |
central processing facility |
| CPF |
controller, power, forward |
| CPF |
cost per flight |
| CPFF |
cost plus fixed fee |
| CPFF/IF |
cost plus fixed fee/incentive fee |
| CPG |
Change Planning Group |
| CPG |
coarse-pointing gimbal |
| CPI |
consumer price index |
| CPI |
crosspointer indicator |
| CPIC |
Computer Program Integration Contract (contractor) |
| CPIF |
cost plus incentive fee |
| CPIF/AF |
cost plus incentive fee/award fee |
| CPM |
cargo propulsion module |
| CPM |
cell performance monitor |
| CPM |
change proposal manager |
| CPM |
computer program module |
| CPM |
cost and performance measurement |
| CPM |
critical path method |
| CPMP |
crew procedures management plan |
| CPMP |
crew products management plan |
| CPO |
Central Planning Office (MSFC) |
| CPPS |
computer program product specification |
| CPR |
cost performance report |
| CPR |
critical problem report |
| CPS |
coarse pointing system |
| CPS |
critical path schedule |
| CPSD |
cross-power spectral density |
| CPSE |
common payload support equipment |
| CPSR |
contractor's procurement system review |
| CPSS |
cold plate support structure |
| CPSS |
critical phase system software |
| CPT |
cargo processing technician |
| CPT |
computer program tape |
| CPTA |
core propulsion test article |
| CPU |
central processing unit |
| CPU |
command processor unit |
| CPU |
computer printer unit |
| CPU |
computer processing unit |
| CPV |
common pressure vessel |
| CQDR |
critical qualification design review |
| CQIM |
configuration and quality information management |
| CR |
card reader |
| CR |
contractor's response |
| CR |
control room |
| CR |
customer's request |
| CR |
cathode ray |
| CR |
certification request |
| CR |
certification requirement |
| CR |
change record |
| CR |
change request |
| CR |
cold-rolled |
| CR |
communication and radar |
| CR |
configuration review |
| CRALT |
CNES radar altimeter |
| CRAS |
cost reduction alternative study |
| CRB |
Change Review Board |
| CRB |
Concept Review Board |
| CRB |
Configuration Review Board |
| CRB |
Correspondence Review Board |
| CRC |
contractor-recommended code |
| CRC |
cost reduction curve |
| CRC |
cyclic redundancy check |
| CRD |
change request disposition |
| CRD |
cost reporting document |
| CRDP |
certification review data package |
| CRDP |
computer resource development plan |
| CRERS |
crew rescue and equipment retrieval system |
| CRES |
corrosion resistance steel |
| CRG |
Change Review Group |
| CRG |
Correspondence Review Group |
| CRI |
certification requirements index |
| CRIS |
calibration recall and information system |
| CRIS |
connector removal and installation sheet |
| CRISD |
computer resource integration support document |
| CRISD |
computer resources integrated support document |
| CRISP |
computer resources integrated support plan |
| CRN |
cable routing notation |
| CRN |
change review notice |
| CRN |
contract revision number |
| CRO |
cathode-ray oscilloscope |
| CRP |
configuration requirements processing |
| CRPL |
Cosmic Ray Physics Laboratory |
| CRR |
cargo compatibility review |
| CRR |
cargo readiness review |
| CRR |
computer run report |
| CRR |
critical requirements review |
| CRRES |
combined release and radiation effects satellite |
| CRS |
cold-rolled steel |
| CRS |
computer resources support |
| CRS |
Congressional Research Service |
| CRS |
crew rescue system |
| CRSI |
ceramic reusable surface insulation |
| CRT |
cathode-ray tube |
| CRT |
computer response time |
| CRTU |
cryogenic radiator test unit |
| CRW |
control read/write |
| CS |
carbon steel |
| CS |
control segment |
| CS |
core segment |
| CS |
crew simulator |
| CS |
crew station |
| CS |
cross-strapping |
| CS |
current sensor |
| CS |
Spacelab Operations Directorate |
| CS |
cast steel |
| CS |
center section |
| CS |
change status |
| CS |
checkout station |
| CS |
common set |
| CS |
communications system (subsystem) |
| CS |
consumables status |
| CS |
contractor share of variance from target cost |
| CSA |
contract specification amendment |
| CSA |
contractor support area |
| CSA |
cyclic strain attenuator |
| CSAM |
crinkled, single aluminized Mylar |
| CSAP |
Control System Analysis Program |
| CSAT |
combined systems acceptance test |
| CSB |
Change Schedule Board |
| CSB |
closely spaced basing |
| CSB |
complex support building |
| CSC |
Computer Sciences Corporation |
| CSC |
computer software component |
| CSC |
computer software configuration |
| CSC |
conical-shaped charge |
| CSC |
contingency support center (CCAFS) |
| CSC |
cosecant computing amplifier |
| CSC |
cost, schedule, and control |
| CSCB |
contractor's summary cost breakdown |
| CSCD |
control system command decoder |
| CSCI |
computer software configuration item |
| CSCI |
configuration software computer item |
| CSCS |
central security control system |
| CSCSAT |
commercial synchronous communication satellite |
| CSD |
Chemical Systems Division |
| CSD |
computer system director |
| CSD |
contract start date |
| CSD |
control system development |
| CSD |
Crew Systems Division |
| CSDD |
Control Systems Development Division (JSC) |
| CSDF |
central source data file |
| CSDL |
Charles Stark Draper Laboratory (MIT) |
| CSDM |
Computer System Diagnostic Manual |
| CSDT |
computer software data tape |
| CSE |
common support equipment |
| CSE |
communications systems engineer |
| CSE |
computer support equipment |
| CSE |
configuration switching equipment |
| CSE |
cryostat servicing equipment |
| CSF |
central supply facility |
| CSF |
cost sensitivity factor |
| CSF |
crew storage facility |
| CSFT |
combined subsystem functional test |
| CSG |
Concept Synthesis Group |
| CSI |
coelliptic sequence initiation |
| CSI |
control and structural integrity |
| CSI |
control servo input |
| CSI |
crew software interface |
| CSI |
customer source inspection |
| CSIR |
computer software integration review |
| CSIR |
computer systems (hardware/software) integration review |
| CSIR |
Council of Scientific and Industrial Research |
| CSIT |
CAP system integration test |
| CSIU |
core segment interface unit |
| CSL |
command signal limiter |
| CSL |
computer status light |
| CSL |
critical sequence list |
| CSM |
Cargo System Manual |
| CSM |
command and service module |
| CSM |
command service module |
| CSM |
common support module |
| CSM |
computer status matrix |
| CSMA/CD/TS |
carrier sense multiple access/collision dlot |
| CSMP |
continuous system modeling program |
| CSMP |
control system modeling program |
| CSN |
customer source number |
| CSO |
closely spaced object |
| CSO |
Complex Safety Office |
| CSOC |
Consolidated Space Operations Center |
| CSOC |
Consolidated Support Operations Center |
| CSOM |
Computer System Operator's Manual |
| CSOP |
crew systems operating procedure |
| CSP |
certified special processor |
| CSPF |
critical single-point failure |
| CSPL |
certified special processor list |
| CSPO |
Control Systems Procurement Office |
| CSPU |
core segment processing unit |
| CSR |
certification status report |
| CSR |
check signal return |
| CSR |
check status register |
| CSR |
check status report |
| CSR |
contract status report |
| CSR |
cost, schedule, and risk |
| CSR |
crew station review |
| CSRP |
Computer and Software Review Panel |
| CSS |
computer subsystem |
| CSS |
control stick steering |
| CSS |
core segment simulator |
| CSS |
crew safety system |
| CSSE |
control system simulation equipment |
| CSSR |
cost, schedule status report |
| CST |
capsule systems test |
| CST |
central standard time |
| CST |
combined systems test |
| CST |
complex safety technician |
| CST |
contract supplemental tooling |
| CST |
crew software trainer |
| CST |
crew station trainer |
| CST |
crew systems trainer (one-g trainer) |
| CSTA |
crew software training aid |
| CSTAR |
continuous stellar-tracking attitude reference |
| CSTC |
Consolidated Space Test Center |
| CSTS |
cryogenic storage and transfer system |
| CSTU |
combined systems test unit |
| CSU |
central switching unit |
| CT |
center tap |
| CT |
central time |
| CT |
compact tension |
| CT |
crawler-transporter |
| CT |
current transformer |
| CTA |
command and telemetry assembly |
| CTA |
controlled thrust assembly |
| CTC |
camera, timing, and control |
| CTC |
chief test conductor |
| CTCI |
contract technical compliance inspection |
| CTCP |
configuration test change period |
| CTCS |
central thermal control system |
| CTDU |
cross-link transponder data unit |
| CTE |
central timing equipment |
| CTE |
coefficient of thermal expansion |
| CTF |
commit to flight |
| CTG |
Central Training Group |
| CTG |
commonality task group |
| CTI |
critical transportation item |
| CTIS |
crawler-transporter intercom system |
| CTL |
Canoga Test Laboratory |
| CTL |
combat training launch |
| CTL |
Component Test Laboratory (NASA) |
| CTL |
controller tape location |
| CTL |
critical to launch |
| CTM |
contract technical manager |
| CTM |
crystalline transitional material |
| CTN |
Canton Island |
| CTN |
certification test network |
| CTP |
communications timing procedure |
| CTP |
cyclic time processor |
| CTPD |
Crew Training and Procedures Division (JSC) |
| CTR |
certification test requirement |
| CTR |
certification test review |
| CTR |
contract technical representative |
| CTRS |
component test requirements specification |
| CTS |
Canadian technology satellite |
| CTS |
coordinate transformation system |
| CTS |
change tracking system |
| CTS |
command and telemetry subsystem |
| CTS |
communications and tracking system |
| CTS |
communications technology satellite |
| CTS |
computer test set |
| CTS |
computerized training system |
| CTS |
console test set |
| CTS |
contractor technical service |
| CTT |
command transfer tape |
| CTU |
central timing unit |
| CTU |
command and telemetry unit |
| CTU |
command telemetry unit |
| CTV |
compatibility test van |
| CU |
control unit |
| CU |
crystal unit |
| CUB |
Commonality Usage Board |
| CUC |
computer usage control |
| CUDS |
cumulative data statistics |
| CUE |
command uplink electronics |
| CUE |
command use equipment |
| CUE |
common usage equipment |
| CUE |
communication unit executor |
| CUF |
cross-utilization file |
| CUI |
common usage item |
| CUI |
common user interface |
| CUIL |
common usage item list |
| CUL |
common use list |
| CUP |
commonality usage proposal |
| CUT |
coordinated universal time |
| CV |
carrier vehicle |
| CV |
cryptovariable |
| CV |
Deployable Payloads Operation (KSC CO directorate) |
| CV |
check valve |
| CV |
coefficient of variation |
| CV |
computer vision |
| CV |
Computervision |
| CV |
Computervision (computer-aided design and drafting |
| CV |
configuration verification |
| CV |
conventional vehicle |
| CV |
core vehicle |
| CVA |
Convair Astronautics |
| CVAD |
converter voltage, ac to dc |
| CVAS |
configuration verification accounting system |
| CVD |
chemical vapor deposition |
| CVDA |
converter voltage discrete, ac |
| CVE |
complete vehicle erector |
| CVF |
circular variable filter |
| CVI |
carbon vapor impregnation |
| CVI |
chemical vapor infiltration |
| CVI |
configuration verification inspection |
| CVR |
change verification record |
| CVR |
configuration verification review |
| CVRD |
converter variable resistance to dc voltage |
| CVSD |
continuous variable slope data |
| CVT |
communications vector table |
| CVT |
concept verification testing |
| CW |
caution and warning |
| CW |
clockwise |
| CW |
command word |
| CW |
continuous wave |
| CW |
continuous waveform |
| CWA |
caution and warning annunciator |
| CWA |
clean work area |
| CWA |
controlled work area |
| CWBS |
contract work breakdown structure |
| CWE |
caution and warning electronics |
| CWEA |
caution and warning electronic assembly |
| CWEU |
caution and warning electronics unit |
| CWFSP |
caution and warning/fire suppression panel |
| CWG |
Commonality Working Group |
| CWG |
Communications Working Group |
| CWG |
constant-wear garment |
| CWLM |
caution and warning limit module |
| CWS |
caution and warning system |
| CWSU |
condensate water servicing unit |
| CWT |
code walk-through |
| CY |
calendar year |
| CYC |
cyclic mission-unique process |
| CYI |
Canary Islands |
| CZCS |
coastal zone color scanner |
| Cal/OSHA |
California Occupational Safety and Health Act |
| CdT |
cadmium telluride |
| Cf |
consequence of failure |
| CfS |
schedule factor |
| D |
density |
| D |
digital |
| D |
discrete |
| D |
drag |
| D&C |
displays and controls |
| D&CS |
displays and controls subsystem |
| D&D |
design and development |
| D&P |
development and production |
| D&P |
drain and purge |
| D&PA |
design and product assurance |
| D* |
normalized detectivity |
| D/A |
decoder activate |
| D/A |
digital to analog |
| D/C |
displays and controls |
| D/D |
digital-digital converter |
| D/L |
data link |
| D/L |
deorbit and landing |
| D/L |
downlink |
| D/L |
downlist |
| D/P |
data pack |
| D/S |
deploy/stow |
| D/S |
descent stage |
| D/VD |
data/voice data |
| DA |
data acquisition |
| DA |
drive assembly (solar array) |
| DA |
Department of the Army |
| DA |
deployed assembly |
| DA |
deployment assembly |
| DA |
dip angle |
| DA |
direct ascent |
| DA |
distribution assembly |
| DA |
double amplitude |
| DA |
drive actuator |
| DA&D |
data acquisition and distribution |
| DA&E |
data analysis and evaluation |
| DAA |
designated approval authority |
| DAAT |
distributed architecture analysis tool |
| DAB |
Defense Acquisition Board |
| DAB |
docking and berthing |
| DABM |
defense against ballistic missiles |
| DABS |
discrete address beacon system |
| DAC |
data acquisition and control |
| DAC |
data acquisition camera |
| DAC |
days after contract |
| DAC |
digital-to-analog converter |
| DACB |
data acquisition control and buffer |
| DACBU |
data acquisition and control buffer unit |
| DACBU |
digital acquisition and control buffer unit |
| DACP |
data acquisition and control processor |
| DACP |
data acquisition control processor |
| DACP |
data acquisition, control, and processing |
| DACS |
data acquisition and control system |
| DACS |
digital acquisition and control system |
| DACT |
disposable absorption collection trunk |
| DAD |
data acquisition and distribution |
| DAD |
due at department |
| DADE |
data acquisition and documentation equipment |
| DADS |
dual air density satellite |
| DAE |
data acquisition equipment |
| DAF |
data analysis facility |
| DAFT |
data acquisition frequency table |
| DAI |
deferred acceptance item |
| DAIS |
data avionics information system |
| DAL |
data accession list |
| DAL |
data acquisition list |
| DAL |
data-aided loop |
| DAM |
double-aluminized Mylar |
| DAMMPS |
damping and metal matrix for precision structure |
| DANASAT |
direct-ascent nuclear ASAT |
| DAP |
data acquisition plan |
| DAP |
descent analysis program |
| DAP |
digital autopilot |
| DAPS |
decommutation and processing system |
| DAR |
data-aided receiver |
| DAR |
defense acquisition regulation |
| DAR |
deviation approval request |
| DAR |
digital autopilot requirement |
| DAR |
drawing analysis record |
| DARCOM |
U.S. Army Material Development and Readiness Command |
| DARPA |
Defense Advanced Research Projects Agency |
| DARPA/LL |
DARPA Lincoln Laboratory |
| DART |
director and response tester |
| DARTS |
digital automated radar tracking system |
| DAS |
data acquisition system |
| DAS |
data analysis station |
| DAS |
data automation system |
| DAS |
design, analysis, and simulation |
| DAS |
digital address system |
| DAS |
digital avionics system |
| DASA |
dual aerospace servoamplifier |
| DASD |
direct-access storage device |
| DAT |
direct-ascent threat |
| DAU |
data acquisition unit |
| DAU |
digital adapter unit |
| DAV |
data available |
| DAVL |
data available low |
| DAZE |
different-alpha zero-strain E |
| DB |
data base |
| DB |
data buffer |
| DB |
data bus |
| DB |
dead band |
| DB |
design baseline |
| DB |
Disposition Board |
| DB |
distribution box |
| DB |
double-biased |
| DB |
dry bulb |
| DBA |
data base administrator |
| DBC |
data buffer coupler |
| DBC |
data bus control |
| DBC |
data bus coupler |
| DBC |
diameter bolt circle |
| DBCI |
DB with respect to a circular polarized antenna |
| DBCR |
data base change request |
| DBD |
dead band |
| DBDD |
data base design document |
| DBE |
data bus element |
| DBFN |
data bus file number |
| DBG |
data bus group |
| DBGMP |
data bus generation and maintenance package |
| DBI |
data base interface |
| DBIA |
data bus interface adapter |
| DBIA |
data bus isolation amplifier |
| DBIU |
data bus interface unit |
| DBM |
data base management |
| DBMS |
data base management software |
| DBMS |
data base management system |
| DBN |
data bus network |
| DBP |
design baseline program |
| DBRN |
data bank release notice |
| DBS |
data base system |
| DBS |
data bus simulator |
| DBUR |
data bank update request |
| DBW |
data bus wire |
| DBW |
differential ballistic wind |
| DC |
data control |
| DC |
data coordinator |
| DC |
design change |
| DC |
display and control |
| DC |
display coupler |
| DC |
double contact |
| DC&I |
documentation, control, and integration |
| DCA |
Defense Communication Agency |
| DCA |
design change authorization |
| DCA |
digital command assembly |
| DCA |
distribution control assembly |
| DCAA |
Defense Contract Audit Agency |
| DCAR |
Design Corrective Action Report |
| DCARS |
data collection and reduction system |
| DCAS |
data collection and analysis system |
| DCAS |
Defense Contract Administration Services |
| DCASMA |
Defense Contract Administration Services Management Area |
| DCASR |
Defense Contract Administration Services Region |
| DCASR-LA |
Defense Contract Administration Services Region, Los Angeles |
| DCB |
Data Control Board |
| DCB |
Design Control Board |
| DCB |
drawing configuration baseline |
| DCC |
data computation complex (JSC) |
| DCC |
document control center |
| DCCU |
decommutator conditioning unit |
| DCCU |
digital cluster control unit |
| DCCU |
digital communication and control unit |
| DCD |
design control document |
| DCD |
dual command decoder |
| DCDS |
distributed computing design system |
| DCE |
data and control electronics |
| DCE |
deployable cargo element |
| DCEA |
digital control electronics assembly |
| DCEP |
data collection and evaluation plan |
| DCF |
data control facility |
| DCIB |
data communication input buffer |
| DCIU |
digital control and interface unit |
| DCL |
document change list |
| DCM |
data and configuration management |
| DCM |
data and control management |
| DCM |
DECOM control memory |
| DCM |
decommutator control memory |
| DCM |
direction cosine matrix |
| DCM |
display and control module |
| DCMB |
Development Configuration Management Board |
| DCN |
data change notice |
| DCN |
design change notice |
| DCN |
discontinued component notice |
| DCN |
document change notice |
| DCN |
drawing change notice |
| DCNP |
document change notice proposal |
| DCO |
detailed checkout |
| DCOP |
detailed checkout procedure |
| DCOP |
displays, controls, and operation procedure |
| DCOS |
data communication output selector |
| DCP |
data collection platform |
| DCP |
data collection program |
| DCP |
depot condemnation percent |
| DCP |
development concept paper |
| DCP |
development cost plan |
| DCP |
display control program |
| DCPEI |
DEU control program end item |
| DCPEI |
display control program end item |
| DCR |
data change request |
| DCR |
document change review |
| DCR |
DC responsivity |
| DCR |
design certification review |
| DCR |
design change record |
| DCR |
design change request |
| DCR |
design concern report |
| DCR |
disposition of contract request |
| DCR |
document change record |
| DCR |
document change request |
| DCRR |
design change requirement record |
| DCS |
data collection system |
| DCS |
digital command system (subsystem) |
| DCS |
display and control system |
| DCS |
document control system |
| DCS |
dual checkout station |
| DCS |
data communication system |
| DCS |
data conditioning system |
| DCS |
data control system |
| DCS |
data conversion system |
| DCS |
design communication system |
| DCS |
design control specification |
| DCS |
design criteria specification |
| DCS |
detailed checkout specification |
| DCSP |
digital control signal processor |
| DCSU |
digital computer switching unit |
| DCU |
digital computer unit |
| DCU |
display and control unit |
| DD |
data dictionary |
| DD |
NSTS OPS deputy director of NSTS Operations |
| DD |
data display |
| DD |
decoder driver |
| DD |
dedicated display |
| DD |
deep-drawn |
| DD |
deputy director |
| DD |
directives documentation |
| DD |
document director |
| DD |
Mechanical and Facilities Engineering (DE Directorate) |
| DD&CS |
dedicated display and control subsystem |
| DD&R |
data display and review |
| DD&RR |
Data Display and Review Room |
| DD&T |
design, development, and test |
| DD/HH:MM:SS |
day/hour:minute:second |
| DDA |
data distribution assembly |
| DDA |
digital differential analyzer |
| DDAS |
digital data acquisition system |
| DDC |
data distribution center |
| DDC |
Defense Documentation Center |
| DDC |
dual diversity comparator |
| DDD |
data definition document |
| DDD |
display decoder drive |
| DDDL |
digital data downlink |
| DDDS |
digital data distribution system |
| DDDU |
display decoder driver unit |
| DDES |
data display expert system |
| DDHA |
digital data-handling assembly |
| DDI |
discrete data input |
| DDI |
discrete digital input |
| DDL |
data base definition language |
| DDL |
data downlink |
| DDL |
display description language |
| DDL |
distributed design language |
| DDM |
data display module |
| DDM |
data display monitoring |
| DDM |
discrete data management |
| DDM |
distributed data manager |
| DDM |
distributed design methodology |
| DDMS |
DOD manager for Space Shuttle support |
| DDN |
defense data network |
| DDO |
discrete data output |
| DDO |
discrete digital output |
| DDP |
data distribution panel |
| DDP |
data distribution plan |
| DDP |
design data package |
| DDP |
design development plan |
| DDP |
digital data processing |
| DDPC |
digital data processing center |
| DDPC |
digital data processing complex |
| DDPF |
dedicated display processing function |
| DDPS |
digital data processing system |
| DDR |
Data Display Room |
| DDR |
data display and review |
| DDR |
design development record |
| DDR |
detail design review |
| DDS |
data display system |
| DDS |
descent design system |
| DDS |
detailed design specification |
| DDS |
documentation distribution system |
| DDT&E |
design, development, test, and engineering |
| DDT&E |
design, development, test, and evaluation |
| DDTF |
dynamic docking test facility |
| DDTS |
dynamic docking test system |
| DDU |
data display unit |
| DDU |
decommutator distribution unit |
| DDU |
digital display unit |
| DDU |
display driver unit |
| DE |
Design Engineering (KSC directorate) |
| DE |
display electronics |
| DE |
Doppler extractor |
| DE |
double end |
| DEA |
deployed electronics assembly |
| DEA |
digital electronics assembly |
| DEA |
display electronics assembly |
| DEC |
Digital Equipment Corporation |
| DECA |
display/AGAP electronic control assembly |
| DECL |
deliverable equipment checklist |
| DECL |
Direct Energy Conversion Laboratory (JSC) |
| DECNET |
Digital Equipment Corporation network |
| DECU |
data exchange control unit |
| DEDA |
data entry and display assembly |
| DEE |
digital events evaluator |
| DEF |
development and evaluation facility |
| DEI |
Data Engineering, Incorporated |
| DEI |
deliverable end item |
| DEI |
design engineering identification |
| DEI |
design engineering inspection |
| DEI |
design, engineering, and integration |
| DEIS |
design engineering inspection simulation |
| DEIS |
design evaluation and inspection simulator |
| DEL |
deorbit, entry, and landing |
| DELNI |
digital Ethernet local network interconnect |
| DELOG |
design engineering logistics |
| DELTA |
detailed labor and time analysis |
| DEMP |
direct EMP |
| DEMUX |
demultiplexer |
| DEOSS |
demonstration of electro-optical surveillance sensor |
| DEP |
dedicated experienced processor |
| DEP |
deflection error probable |
| DEP |
display electronics package |
| DER |
drawing error report |
| DES |
data exchange system |
| DESHE |
distributed expert system hosting environment |
| DESPOT |
design performance optimization |
| DET |
digital event timer |
| DET |
direct energy transfer |
| DETA |
diethylene triamine |
| DETEC |
defensive technology evaluation code |
| DETIR |
Defensive Technology Information Repository |
| DEU |
digital electronics unit |
| DEU |
display electronics unit |
| DEU-KYBD |
display electronics unit equivalent inputs |
| DEW |
directed-energy weapon |
| DEW |
distant early warning |
| DF |
development flight |
| DF |
development forward |
| DF |
direct flight |
| DF |
direction finder |
| DF |
disassembly facility |
| DF |
double feeder |
| DF |
drawing file |
| DF |
drop forge |
| DF |
Project Management (KSC DE directorate) |
| DF-SPE-A |
Shuttle Project Engineering Office |
| DF/CMB |
data formatter and command monitor bus |
| DFCS |
digital flight control software |
| DFCS |
digital flight control system |
| DFD |
data flow diagram |
| DFE |
data flow engineer |
| DFE |
direction-finding equipment |
| DFE |
distributed framework executive |
| DFG |
diode function generator |
| DFG |
display format generator |
| DFI |
development flight instrumentation |
| DFI |
development flight integration |
| DFIS |
DFI subsystem |
| DFL |
decommutator format load |
| DFRF |
Dryden Flight Research Facility |
| DFS |
directional finding system |
| DFS |
dynamic flight simulator |
| DFT |
design for testability |
| DG |
Data General |
| DG |
data group |
| DG |
data good |
| DG |
display generator |
| DG |
double groove |
| DGU |
digital graphics unit |
| DGU |
display generator unit |
| DGZ |
desired ground zero |
| DH |
decision height |
| DHA |
design hazards analysis |
| DHE |
data handling equipment |
| DHP |
developed horsepower |
| DHS |
discrete horizon sensor |
| DI |
data integrator |
| DI |
desk instruction |
| DI |
discrete input |
| DI |
driving issue |
| DIA |
Defense Intelligence Agency |
| DID |
data item description |
| DID |
defense in depth |
| DIDS |
defense integrated data system |
| DIDSIM |
defense-in-depth simulation |
| DIDTHT |
defense-in-depth threat |
| DIEU |
digital interface electronics unit |
| DIGIKON |
digital control analysis software |
| DIH |
discrete input high |
| DII |
defense industry initiative |
| DIL |
deliverable items list |
| DIL |
discrete input low |
| DILSA |
distributed integrated logistics support analysis |
| DIM |
design impact meeting |
| DIM |
Design Information Manual |
| DIM |
Design Interface Meeting |
| DINS |
defense inertial navigation system |
| DIP |
data integrated plan |
| DIP |
designated inspection point |
| DIP |
detailed integration plan |
| DIP |
display input processor |
| DIP |
display interface processor |
| DIPEC |
Defense Industrial Plant Equipment Center |
| DIPL |
display initial program load |
| DIPS |
dynamic isotope power system |
| DIR |
document information record |
| DIS |
Defense Investigative Service |
| DIS |
defense industrial security |
| DIS |
documentation index system |
| DISCO |
Defense Industrial Security Clearance Office |
| DISP |
dispersive spectrometer |
| DIT |
data ID table |
| DIT |
display index table |
| DIT |
dynamic integrated test |
| DITMCO |
Drive-In Theater Manufacturing Company's wire harness insulation analyzer |
| DITMO |
development, integration, test, and mission operations |
| DIU |
data interface unit |
| DIU |
digital interface unit |
| DK |
display keyboard |
| DKC |
design knowledge capture |
| DL |
developed length |
| DL |
development left |
| DL |
downlink |
| DL |
drawing list |
| DL |
Electronics Engineering (KSC DE directorate) |
| DLAT |
destructive lot acceptance testing |
| DLC |
delay line control |
| DLC |
direct lift control |
| DLH |
direct labor hour |
| DLO |
director of launch operations |
| DLSC |
Defense Logistics Service Center |
| DLSM |
data link summary message |
| DLTR |
data link terminal repeater |
| DLTR |
data link transmission repeater |
| DM |
data management |
| DM |
docking mechanism |
| DM |
docking module |
| DM |
data manager |
| DM |
data manual |
| DM |
deformable mirror |
| DM |
delta modulation |
| DM |
design manual |
| DM |
design margin |
| DM |
detached module |
| DM |
development motor |
| DMA |
data management administrator |
| DMA |
data management assembly |
| DMA |
Defense Mapping Agency |
| DMA |
direct memory access |
| DMA |
drive motor assembly |
| DMC |
data management computer |
| DMC |
direct maintenance cost |
| DMCF |
deservicing, maintenance, and checkout facility |
| DMCM |
double-density modular core memory |
| DME |
distance measuring equipment |
| DME |
dynamic mission equipment |
| DMES |
dimethylethoxys |
| DMF |
depot maintenance facility |
| DMG |
Data Management Group |
| DMICB |
Daily Mission Integration Control Board |
| DMIS |
data management information system |
| DML |
developmental instrumentation, MDM left |
| DMM |
developmental instrumentation, MDM mid |
| DMMH |
direct maintenance man-hours |
| DMON |
discrete monitoring |
| DMOS |
diffusive mixing of organic systems |
| DMP |
data management processor |
| DMP |
data merger processor |
| DMP |
DEU message processor |
| DMPI |
desired mean point of impact |
| DMR |
developmental instrumentation, MDM right |
| DMS |
data base management system |
| DMS |
data management system (subsystem) |
| DMS |
deliverables management system |
| DMS |
design management system |
| DMS |
docking mechanism subsystem |
| DMS |
docking module system (subsystem) |
| DMS |
DRD management system |
| DMS |
DRL management system |
| DMS |
dynamic motion simulator |
| DMSIF |
DMS Integration Facility |
| DMSP |
Defense Meteorological Satellite Program |
| DMSS |
data management system simulator (CVT) |
| DMSS |
defense meteorological satellite system |
| DMSSIM |
DMS simulation |
| DN |
Department of the Navy |
| DN |
discrepancy notice |
| DNA |
Defense Nuclear Agency |
| DNA |
does not apply |
| DNC |
direct numerical control |
| DNO |
descending-node orbit |
| DNS |
departure nuclear stage |
| DO |
discrete output |
| DOA |
Department of Agriculture |
| DOAMS |
distant-object attitude-measuring system |
| DOC |
Department of Commerce |
| DOC |
direct operating cost |
| DOC |
drift-orbit correction |
| DOD |
Department of Defense |
| DOD |
depth of discharge |
| DOD-STP |
Department of Defense standard satellite |
| DODI |
DOD instruction |
| DODISS |
Department of Defense Index of Specifications and Standards |
| DOE |
Department of Energy |
| DOF |
degree of freedom |
| DOF |
direction of flight |
| DOH |
discrete output high |
| DOI |
descent orbit insertion |
| DOI |
direct orbit insertion |
| DOL |
day of launch |
| DOL |
Department of Labor |
| DOL |
discrete output low |
| DOM |
development operations manager |
| DOMSAT |
domestic satellite |
| DOP |
detailed operating procedure |
| DORIS |
determination of orbit radio positioning integrated from Shuttle (French-supplied dual-frequency receiver) |
| DOS |
digital operation system |
| DOS |
disk operating system |
| DOT |
data output tape |
| DOT |
Department of Transportation |
| DOT |
deployment operations team |
| DOT/CIAP |
DOT climatic impact assessment program |
| DOVAP |
Doppler velocity and position |
| DOY |
day of year |
| DP |
dash pot |
| DP |
diametral pitch |
| DP |
differential pressure |
| DP |
double pole |
| DP |
data processing |
| DP |
data processor |
| DP |
data product |
| DP |
deflection plate |
| DP |
delayed procurement |
| DP |
design proof |
| DP |
development phase |
| DP |
dew point |
| DP&S |
data processing and software |
| DP&SS |
data processing and software subsystem |
| DP/DT |
delta pressure/delta time |
| DPA |
data processing assembly |
| DPA |
destructive physical analysis |
| DPA |
division planning authorization |
| DPAS |
defense priorities and allocation system |
| DPC |
data processing center |
| DPCL |
dedicated payload communication link |
| DPCS |
distributed process construction system |
| DPD |
data procurement document |
| DPDM |
differential pulse-duration modulation |
| DPDO |
Defense Property Disposal Office |
| DPDS |
distributed processing design system |
| DPDT |
double pole, double throw |
| DPG |
dual-purpose gyro |
| DPI |
detail program interrelationship |
| DPM |
deputy program manager |
| DPP |
deployment/pointing panel |
| DPR |
definition phase review |
| DPRS |
docking probe retraction system |
| DPS |
data processing and software |
| DPS |
data processing system (subsystem) |
| DPS |
Department of Defense project specification |
| DPS |
descent propulsion system |
| DPS |
digital processing system |
| DPSD |
Data Processing Systems Division |
| DPSK |
differential phase shift keying |
| DPSS |
data processing and software subsystem |
| DPSS |
data processing software system |
| DPST |
double pole, single throw |
| DPT |
design proof test |
| DPU |
data processing unit |
| DPU |
digital processing unit |
| DQPSK |
differential quaternary phase shift keying |
| DR |
data register |
| DR |
disposition report |
| DR |
data requester |
| DR |
data requirement |
| DR |
dead reckoning |
| DR |
design review |
| DR |
development right |
| DR |
discrepancy report |
| DR |
dispatch reliability |
| DR |
disposition record |
| DR&A |
data requirements and analysis |
| DR/MR |
discrepancy report/material review |
| DRA |
document release authorization |
| DRAM |
dynamic random access memory |
| DRAT |
data requirements analysis tool |
| DRB |
Design Review Board |
| DRB |
design requirements baseline |
| DRC |
data reduction center |
| DRC |
discrete rate command |
| DRD |
data requirements description |
| DRD |
data requirements document |
| DRD |
design requirements document |
| DRD |
detailed requirements document |
| DRD |
document requirement description |
| DRF |
data request form |
| DRF |
digital radio frequency |
| DRG |
digital ranging generator |
| DRI |
data rate indicator |
| DRK |
display request keyboard |
| DRL |
data requirements list |
| DRL |
document requirements list |
| DRL |
double-rack laboratory |
| DRM |
data records management |
| DRM |
Design Reference Mission |
| DRM |
Design Requirements Manual |
| DRM |
Drafting Room Manual |
| DRM |
Drawing Requirements Manual |
| DRMR |
disposition report on MR |
| DRO |
destructive readout |
| DRO |
document release order |
| DRR |
data recorder or reproducer |
| DRR |
design requirements review |
| DRRD |
design requirements review disposition |
| DRS |
data recording system |
| DRS |
data relay satellite |
| DRS |
data relay station |
| DRS |
digital range safety |
| DRS |
discrepancy report squawk |
| DRS |
donning and recharge system |
| DRS |
dynamic restringing |
| DRSCS |
digital range safety command system |
| DRSS |
data relay satellite system |
| DRSS |
discrepancy report squawk sheet |
| DRT |
deployment readiness test |
| DRT |
design reference trajectory |
| DRUC |
disposition record unsatisfactory condition |
| DS |
data storage |
| DS |
design sheet |
| DS |
docking system |
| DS&R |
data storage and retrieval |
| DS-RPIE |
direct support real property installed equipment |
| DS3 |
deep-space surveillance system |
| DSA |
Defense Supply Agency |
| DSA |
demonstration structural article |
| DSAD |
Data Systems and Analysis Directorate (JSC) |
| DSARC |
Defense System Acquisition Review Committee |
| DSARC |
Defense Systems Acquisition Review Council |
| DSAT |
defensive satellite |
| DSB |
document status bulletin |
| DSB |
double side-band |
| DSC |
data separator card |
| DSC |
dedicated signal conditioner |
| DSC |
differential scanning calorimeter |
| DSCIM |
display system computer input multiplexer |
| DSCN |
design and simulator computation network |
| DSCS |
defense satellite communications system |
| DSCS |
defense support communication satellite |
| DSCU |
digital computer switching unit |
| DSD |
defensive shields demonstration |
| DSDU |
data storage distribution unit |
| DSE |
data storage encoder |
| DSE |
data storage equipment |
| DSE |
development support equipment |
| DSEA |
data storage electronics assembly |
| DSFT |
distributed system fault tolerance |
| DSI |
distributed system integration |
| DSIF |
Deep-Space Instrumentation Facility |
| DSIFE |
DSIF equipment |
| DSIS |
defense satellite information system |
| DSKY |
display keyboard |
| DSL |
design specification list |
| DSM |
data system(s) modernization |
| DSN |
data steering network |
| DSN |
deep-space network |
| DSN |
digital switching network |
| DSN |
diminishing source notice |
| DSO |
design secondary objective |
| DSO |
detailed secondary objective |
| DSO |
detailed supplementary objective |
| DSP |
defense support program |
| DSP |
digital signal processing |
| DSPM |
designated subsystem project manager |
| DSR |
data storage and retrieval |
| DSS |
data support system |
| DSS |
DCDS support system |
| DSS |
decision support system |
| DSS |
deep-space station |
| DSS |
deliverable survival shelter |
| DSS |
department summary schedule |
| DSS |
documentation support services |
| DSSM |
dedicated solar sortie mission |
| DST |
defense suppression threat |
| DST |
dimensional special tooling |
| DSTF |
Delta Spin Test Facility |
| DT |
delayed time |
| DT |
double throw |
| DT |
drop tank |
| DT&E |
development, test, and evaluation |
| DT&O |
data, test, and operation |
| DTA |
daisy testability analyzer |
| DTA |
development test article |
| DTA |
differential thermal analyzer |
| DTC |
design to cost |
| DTCS |
digital test command system |
| DTCW |
data transfer command word |
| DTE |
data transmission equipment |
| DTE |
deliverable test equipment |
| DTE |
digital television equipment |
| DTF |
Development Test Facility (Ford Aerospace) |
| DTI |
development test instrumentation |
| DTIC |
Defense Technical Information Center |
| DTLCC |
design to life cycle cost |
| DTMO |
development, test, and mission operations |
| DTMS |
development, test, and mission support |
| DTMS |
digital test measurement system |
| DTMS |
digital test monitor system |
| DTO |
design test objective |
| DTO |
detailed test objective |
| DTP |
detailed test plan |
| DTP |
detailed test procedure |
| DTP |
development test plan |
| DTRD |
development test requirements document |
| DTS |
data transfer system |
| DTS |
data transmission system |
| DTS |
Defense Technology Study |
| DTS |
Defensive Technologies Study |
| DTS |
development test sensor |
| DTSL |
Data Transfer Systems Laboratory |
| DTST |
Defense Technology Study Team |
| DTST |
Defensive Technologies Study Team |
| DTT |
design test tool |
| DTU |
development test unit |
| DTV |
developmental test vehicle |
| DTV&I |
development, test, verification, and integration |
| DTVC |
data transmission and verification converter |
| DTVC |
digital transmission and verification converter |
| DU |
display unit |
| DUA |
digital uplink assembly |
| DUC |
digital uplink command |
| DUC |
display use chain |
| DUNS |
Data Universal Numbering System |
| DV |
designated verification |
| DV |
designee for verification |
| DVD |
delta velocity display |
| DVE |
design verification experiment |
| DVM |
digital voltmeter |
| DVO |
delta velocity on/off |
| DVS |
delta velocity system |
| DVS |
design verification specification |
| DVS |
digital voice system |
| DVT |
design verification testing |
| DVU |
delta velocity ullage |
| DW |
data word |
| DW |
developed width |
| DW |
distilled water |
| DW |
double weight |
| DWI |
data word in |
| DWS |
disaster warning satellite |
| DWT |
dog wags tail |
| DYB |
dynamic braking |
| E |
elastic modulus |
| E |
elevation angle |
| E&D |
engineering and development |
| E&D |
evaluation and development |
| E&DSG |
Electro-Optical and Data Systems Group |
| E&L |
engineering and lab |
| E&M |
electrical and mechanical |
| E&O |
engineering and operations |
| E-E |
end to end |
| E-O |
electro-optic |
| E-mail |
electronic mail |
| E/B |
equipment bay |
| E/C |
encoder coupler |
| E/D |
edge distance |
| E/L |
entry/landing |
| E/M |
engineering model |
| E/M |
escape motor |
| E/O |
engineering/operations |
| E/OCM |
electromagnetic/optical countermeasure |
| E/P |
electron/proton |
| E/W |
energy-to-weight ratio |
| EA |
electronics assembly |
| EA |
elevation angle |
| EAC |
early analysis capability |
| EAC |
employee action circle |
| EAC |
energy-absorbing capacity |
| EAC |
estimate at completion |
| EAC |
experiment apparatus container |
| EAC |
experimental apparatus canister |
| EACE |
early analysis capability enhanced |
| EAD |
electrically alterable device |
| EADI |
electronic attitude director indicator |
| EADS |
engineering analysis and data systems |
| EADT |
experiment agency data tape |
| EAF |
engineering analysis facility |
| EAF |
engineering analysis function |
| EAFB |
Edwards Air Force Base |
| EAFB |
Eglin Air Force Base |
| EAFB |
Ellington Air Force Base |
| EAI |
Electronics Associates, Incorporated |
| EAL |
equipment airlock |
| EAM |
electrical accounting machine |
| EAM |
emergency action message |
| EAP |
Employee Assistance Program |
| EAR |
engineering action request |
| EAR |
engineering analysis report |
| EAR |
environmental analysis report |
| EAROM |
electrically alterable read-only memory |
| EAS |
engine actuation system |
| EAS |
equivalent airspeed |
| EASE |
electric automatic support equipment |
| EASE |
expert activity scheduling environment |
| EAT |
environmental acceptance test |
| EATR |
extravehicular assist teleoperator robot |
| EB |
electronic beam |
| EB |
emergency box |
| EB |
equipment bay |
| EB |
expendable booster |
| EBC |
emulated buffer computer |
| EBCDC |
extended binary-coded decimal |
| EBD |
eyeballs down (+GZ) |
| EBI |
eyeballs in (+GX) |
| EBL |
eyeballs left (+GY) |
| EBO |
eyeballs out (-GX) |
| EBR |
eyeballs right (-GY) |
| EBS |
emergency breathing subsystem |
| EBU |
eyeballs up (-GZ) |
| EBW |
exploding bridge wire |
| EC |
elastic center |
| EC |
events coupler |
| EC |
experiment computer |
| EC |
element contractor |
| EC |
enabling command |
| EC |
engine control |
| EC |
engine cutoff |
| EC |
engineering change |
| EC |
equipment change |
| EC |
essentiality code |
| EC |
events controller |
| ECA |
electronic computer assembly |
| ECA |
electronic control assembly |
| ECA |
engine control assembly |
| ECA |
engineering change analysis |
| ECA |
epoxy curing agent |
| ECAS |
experiment computer application software |
| ECB |
Engineering Change Board |
| ECB |
event control block |
| ECB |
event controlled block |
| ECB |
events control buffer |
| ECC |
engineering change control |
| ECC |
engineering critical component |
| ECCAP |
electromagnetic compatibility circuit analysis program |
| ECCAP |
electromagnetic compatibility computerized analysis |
| ECCAP |
electromagnetic compatibility computer analysis proposal |
| ECCB |
Engineering Change Control Board |
| ECCCS |
emergency command control communications system |
| ECCM |
electronic counter-countermeasure |
| ECCP |
experiment configuration control panel |
| ECD |
engineering control drawing |
| ECD |
entry corridor display |
| ECD |
estimate at completion change document |
| ECD |
estimated completion date |
| ECDU |
electronic coupling display unit |
| ECF |
equivalency capability file |
| ECG |
electrocardiogram |
| ECG |
electrocardiograph |
| ECG |
electrocardiography |
| ECG |
electroepitaxial crystal growth |
| ECI |
Earth-centered inertia |
| ECI |
employment cost index |
| ECK |
emergency communication key |
| ECL |
electronic circuit logic |
| ECL |
emitter coupled logic |
| ECLS |
environmental control and life support |
| ECLSS |
environmental control and life support system |
| ECM |
electromagnetic countermeasure |
| ECM |
electronic countermeasure |
| ECM |
engineering change management |
| ECM |
error correcting memory |
| ECN |
engineering change notice |
| ECO |
electron-coupled oscillator |
| ECO |
engine combustion |
| ECO |
engine cutoff |
| ECO |
engineering change order |
| ECOS |
experiment computer operating system |
| ECP |
engineering change proposal |
| ECP |
engineering control program |
| ECP |
explicitly coded program |
| ECR |
engineering change request |
| ECR |
equipment change record |
| ECR |
experiment change record |
| ECR |
experiment concept review |
| ECRA |
engineering change request authorization |
| ECRC |
Engineering Contract Requirements Committee |
| ECRV |
exponentially corrected random variable |
| ECS |
effective cross section |
| ECS |
electrical control station |
| ECS |
engine control system |
| ECS |
environmental control system |
| ECSS |
extendable computer system simulator |
| ECT |
experiment command tape |
| ECU |
electrical control unit |
| ECU |
electrical conversion unit |
| ECU |
electronic coupling unit |
| ECU |
engine control unit |
| ECU |
environmental control unit |
| ECU |
extreme closeup |
| ED |
edge distance |
| ED |
Engineering Directorate |
| ED |
Engineering Division |
| ED |
engineering directive |
| ED |
explosive device |
| EDA |
electronic display assembly |
| EDA |
elevation drive assembly |
| EDAC |
error detection and correction |
| EDB |
environmental data book |
| EDC |
Engineering Data Center |
| EDC |
engineering design change |
| EDCAS |
equipment designer's cost analysis system |
| EDCC |
Engineering Drawing Control Center |
| EDCP |
engineering design change proposal |
| EDCS |
electrical distribution and control system |
| EDDF |
error detection and decision feedback |
| EDDR |
electron dipole-dipole reservoir |
| EDF |
engineering data file |
| EDI |
electronic data interchange |
| EDI |
electronic data interfacing |
| EDIV |
engineering design intent verification |
| EDL |
Engineering Development Laboratory |
| EDLN |
engineering development logic network |
| EDLS |
engineering drawing library system |
| EDM |
electrical discharge machining |
| EDM |
engineering development model |
| EDMS |
electronic data management system |
| EDO |
extended-duration orbiter |
| EDP |
electronic data processing |
| EDP |
embedded data processor |
| EDPC |
Electronic Data Processing Center |
| EDPE |
electronic data processing equipment |
| EDPL |
Engineering Development Processor Laboratory |
| EDPM |
electronic data processing machine |
| EDR |
engineering design review |
| EDS |
electrical distribution system |
| EDS |
emergency detection system (subsystem) |
| EDS |
engineering data system |
| EDS |
engineering design system |
| EDS |
engineering development schedule |
| EDS |
executive data base system |
| EDS |
explosive device system |
| EDSC |
early deployment system concept |
| EDT |
eastern daylight time |
| EDT |
electronic theodolite system |
| EDTS |
electronic data transfer system |
| EDV |
electric depressurization valve |
| EDV |
electronic depressurizing valve |
| EDW |
Edwards (TACAN station) |
| EE |
emergency engineering |
| EE |
end effector |
| EE |
experimental evaluation |
| EECOM |
electrical, environmental, and communications |
| EECOM |
electrical, environmental, consumables, and mechanical |
| EED |
electroexplosive device |
| EEE |
electronic, electrical, and electromechanical |
| EEEU |
end effector electronics unit |
| EEG |
electroencephalogram |
| EEG |
electroencephalograph |
| EEG |
electroencephalography |
| EEH |
EMU electrical harness |
| EEI |
Edison Electrical Institute |
| EEI |
essential elements of information |
| EEL |
electrical equipment list |
| EEM |
Earth entry module |
| EENT |
eye, ear, nose, and throat |
| EEO |
Equal Employment Office |
| EEO |
equal employment opportunity |
| EEP |
electronic equipment package |
| EEPROM |
electrically erasable read-only memory |
| EES |
ejection escape suit |
| EES |
emergency ejection suit |
| EES |
escape ejection suit |
| EESS |
emergency egress severance system |
| EESS |
emergency egress slide system |
| EET |
electronic control assembly engine thrust |
| EET |
entry elapsed time |
| EET |
equivalent exposure time |
| EETB |
electronic/electrical termination building |
| EEU |
extravehicular excursion unit |
| EEWS |
emergency egress window system |
| EF |
electronic field |
| EFA |
experiment flight application |
| EFCS |
Earth-fixed coordinate system |
| EFE |
electronic field experiment |
| EFFGRO |
efficient growth (computer program) |
| EFL |
effective focal length |
| EFL |
equivalent focal length |
| EFP |
ESA-furnished property |
| EFSSS |
engine failure sensing and shutdown system |
| EFTO |
encrypted for transmission only |
| EGA |
evolved gas analysis |
| EGB |
electronic gimbal box |
| EGC |
experiment ground computer |
| EGF |
electrical grapple fixture |
| EGIL |
electrical, general instrumentation, and lighting |
| EGO |
eccentric geophysical observation |
| EGORD |
Experiment Ground Operations Requirements Document |
| EGRET |
energetic Gamma Ray Explorer telescope |
| EGSE |
electrical ground support equipment |
| EGT |
elapsed ground time |
| EGT |
estimated ground time |
| EGT |
exhaust gas temperature |
| EH/M |
extension hose mouthpiece |
| EHA |
electrohydraulic actuator |
| EHC |
electrical heating control |
| EHF |
extremely high frequency |
| EHOT |
external hydrogen/oxygen tank |
| EHP |
effective horsepower |
| EHP |
electrical horsepower |
| EHS |
environmental health services |
| EHSD |
existing hardware/software data base |
| EHX |
experiment-dedicated heat exchanger |
| EI |
electronics interface |
| EI |
end item |
| EI |
engineering instruction |
| EI |
entry interface |
| EI |
environmental impact |
| EIA |
Electrical Industries Association |
| EIASN |
end item assembly sequence number |
| EIAT |
end item acceptance test |
| EIC |
Engineering Information Center |
| EIC |
experimental intercom |
| EICD |
experiment interface control document |
| EID |
end item documentation |
| EIDP |
end item data package |
| EIFA |
element interface functional analysis |
| EIM |
engineering information management |
| EIR |
environmental impact report |
| EIR |
experiment integration review |
| EIRP |
effective isotropic radiated power |
| EIS |
electrical integration system |
| EIS |
end item specification |
| EIS |
engineering information system |
| EIS |
environmental impact statement |
| EIT |
entry interface time |
| EIU |
engine interface unit |
| EIVT |
electrical and instrumentation verification test |
| EIVT |
electrical interface verification test |
| EIVT |
electronic installation verification test |
| EIWB |
end item workbook |
| EKF |
extended Kalmar filter |
| EKG |
electrocardiogram |
| EKG |
electrocardiograph |
| EKG |
electrocardiography |
| EL |
elastic limit |
| EL |
electroluminescence |
| EL |
equipment laboratory |
| ELACS |
extended-life attitude control system |
| ELB |
electrical load bank |
| ELC |
Earth limb clutter |
| ELDV |
electrically operated depressurization valve |
| ELE |
Earth limb experiment |
| ELF |
extremely low frequency (1 Hz to 3 kHz) |
| ELINT |
electronic intelligence satellite |
| ELM |
experimental logistics module |
| ELMS |
elastic-loop mobility system |
| ELN |
Digital Equipment Corporation's real-time operating sn |
| ELP |
English language program |
| ELRAD |
Earth limb radiance |
| ELS |
eastern launch site |
| ELS |
elevon load system |
| ELS |
external lighting system |
| ELT |
emergency locator transmitter |
| ELV |
Earth launch vehicle |
| ELV |
expendable launch vehicle |
| EM |
electromagnetic |
| EM |
engineering model |
| EM |
exception monitor |
| EM&IAS |
electromechanical and integrated avionics subsystem |
| EMA |
electromagnetic analysis |
| EMA |
electromechanical actuator |
| EMA |
engineering and manufacturing aid |
| EMC |
electromagnetic capability |
| EMC |
electromagnetic compatibility |
| EMC |
electromagnetic control |
| EMC |
equivalent mission cycle |
| EMCC |
Emergency Mission Control Center |
| EMCD |
electromechanical control diagram |
| EMCFA |
electromagnetic compatibility frequency analysis |
| EMCI |
engineering model configuration inspection |
| EMCON |
emission control |
| EMD |
entry monitor display |
| EMDM |
enhanced multiplexer/demultiplexer |
| EMEC |
electromagnetic effects capability |
| EMEC |
electromagnetic effects compatibility |
| EMEC |
enhanced master events controller |
| EMES |
electrical, mechanical, and environmental systems |
| EMF |
electromotive force |
| EMG |
electromyogram |
| EMG |
electromyograph |
| EMG |
electromyography |
| EMI |
electromagnetic interface |
| EMI |
electromagnetic interference |
| EMISM |
electromagnetic interference safety margin |
| EMK |
emergency medical kit |
| EML |
Electromagnetic Laboratory |
| EML |
electromagnetic launcher |
| EMM |
electromechanical mockup |
| EMMA |
expert missile maintenance aid |
| EMMA |
expert missile maintenance aim |
| EMN |
engineering management network |
| EMON |
exception monitoring |
| EMP |
electromagnetic pulse |
| EMP |
enhanced MDM pallet |
| EMP |
equipment mounting plate |
| EMPGS |
electromechanical power generation subsystem |
| EMR |
Eastern Missile Range |
| EMR |
engine mix ratio |
| EMR |
engine mixture ratio |
| EMR |
executive management review |
| EMRL |
equipment maintenance requirements list |
| EMRLD |
excimer moderate Raman-shifted laser device |
| EMS |
electromagnetic susceptibility |
| EMS |
engineering master schedule |
| EMS |
entry monitor subsystem |
| EMS |
entry monitoring system |
| EMSP |
enhanced modular signal processor |
| EMT |
electrical metallic tubing |
| EMU |
engineering model unit |
| EMU |
extended memory unit |
| EMU |
extravehicular mobility unit |
| EMWA |
engineering minor work authorization |
| ENDF |
evaluated neutron data file |
| ENG |
electronystagnogram |
| ENS |
en route nuclear shuttle |
| ENVIRON |
space natural environment model |
| EO |
Earth observation |
| EO |
Earth orbit |
| EO |
electro-optic |
| EO |
electro-optics |
| EO |
Electronic Operations |
| EO |
engine-out |
| EO |
engineering order |
| EOAS |
engineering order accountability system |
| EOC |
early operational capability |
| EOC |
edge of coverage |
| EOC |
Electro-Optical Center |
| EOC |
end of contract |
| EOC |
engine order capability |
| EOC |
engine-out capability |
| EOCM |
electro-optical countermeasure |
| EOCR |
engineering order control record |
| EOD |
estimated on dock |
| EOD |
explosive ordnance disposal |
| EODB |
end of data block |
| EODRS |
Earth observation data retrieval system |
| EOF |
end of file |
| EOG |
electroculogram |
| EOHT |
external oxygen and hydrogen tank |
| EOI |
Earth orbit insertion |
| EOL |
Earth orbit launch |
| EOL |
end of life |
| EOL |
end of line |
| EOM |
Earth orbital mission |
| EOM |
end of message |
| EOM |
end of mission |
| EOM |
Engineering Operations Manual |
| EOM |
equation of motion |
| EOMF |
end of minor frame |
| EOP |
Earth and ocean physics |
| EOP |
emergency oxygen pack |
| EOPAP |
Earth and ocean physics application program |
| EOPF |
end of powered flight |
| EOPR |
engineering order purchase request |
| EOPR |
engineering order purchase requisition |
| EOQ |
economic order quantity |
| EOQ |
end of quarter |
| EOR |
Earth orbit rendezvous |
| EOR |
end of refresh |
| EORQ |
engineering order request for quotation |
| EORSAT |
electronic ocean reconstruction satellite |
| EOS |
Earth observation satellite |
| EOS |
Earth-orbit Shuttle |
| EOS |
electrophoretic separation |
| EOS |
emergency oxygen system |
| EOS |
extended operating system |
| EOSH |
electro-optical sensor hardening |
| EOSS |
Earth-orbital space station |
| EOSS |
extravehicular activity operational slide-wire system |
| EOT |
end of tape |
| EOT |
end of transmission |
| EOTF |
engineering order to follow |
| EOTS |
electro-optical threat sensor |
| EOW |
energy over weight |
| EP |
elbow pitch |
| EP |
electrical power |
| EP |
equivalent person |
| EP |
equivalent personnel |
| EP |
experiment planning |
| EP&PS |
electrical power and pyrotechnics subsystem |
| EPA |
engineering personnel authorization |
| EPA |
engineering project authorization |
| EPA |
Environmental Protection Agency |
| EPA |
estimated plan of action |
| EPC |
electronic parts control |
| EPC |
error protection code |
| EPC |
external power contractor |
| EPCDC |
electrical power conditioning, distribution, and control |
| EPD |
electrical power distribution |
| EPD |
emergency procedures document |
| EPD&C |
electrical power distribution and control |
| EPD&CS |
electrical power distribution and control subsystem |
| EPDB |
experiment power distribution box |
| EPDC |
electrical power distribution and control |
| EPDCS |
electrical power distribution and control system |
| EPDM |
ethylene propylene diene monomer |
| EPDS |
electrical power distribution system |
| EPDU |
electrical power distribution unit |
| EPG |
electrical power generator |
| EPGCS |
electrical power generation and control subsystem |
| EPGS |
electrical power generation subsystem |
| EPIRSS |
extended-performance infrared search set |
| EPL |
electrical power level |
| EPL |
electronic, electrical, and electromechanical parts list |
| EPL |
emergency power level |
| EPL |
expected power level |
| EPM |
engineering project manager |
| EPMS |
engineering performance management system |
| EPO |
element project office |
| EPOC |
External Payload Operations Center |
| EPPSS |
electrical power/pyro sequential system |
| EPR |
engine pressure ratio |
| EPR |
engineering purchase request |
| EPRN |
emergency program release notice |
| EPROM |
erasable programmable read-only memory |
| EPS |
electrical power system (subsystem) |
| EPS |
emergency power system |
| EPS |
experimental power supply |
| EPSP |
experiment power switching panel |
| EPSTF |
Electrical Power System Test Facility |
| EPT |
emergency procedure trainer |
| EPT |
environmental proof test |
| EPT |
ethylene propylene terpolymer |
| EPT |
external pipe thread |
| EPTU |
events per time unit |
| EPWG |
Environmental Projects Working Group |
| EPWG |
Experiment Planning Working Group |
| EPY |
electronic control assembly pitch and yaw |
| EQE |
event queue element |
| ER |
established reliability |
| ER |
explanation report |
| ER |
extended reliability |
| ER&I |
engine receiving and inspection |
| ERA |
electrical replaceable assembly |
| ERA |
element-relationship-attribute |
| ERAP |
Earth resources aircraft program |
| ERB |
Engineering Review Board |
| ERBACT |
ERB action item |
| ERBM |
extended-range ballistic missile |
| ERBS |
Earth radiation budget satellite |
| ERC |
Employee Recognition Center |
| ERC |
event recorder |
| ERCAR |
electrochemically regenerable CO2 absorber and |
| ERCB |
Energy Resources Control Board |
| ERCM |
engineering requirements and change management |
| EREP |
Earth resources package |
| ERETS |
Edwards rocket engine test site |
| ERG |
electroretinogram |
| ERG |
electroretinograph |
| ERG |
electroretinography |
| ERIM |
Environmental Research Institute of Michigan |
| ERINT |
exoatmospheric reentry vehicle interceptor |
| ERIS |
endoatmospheric reentry vehicle interceptor system |
| ERIS |
exoatmospheric research interceptor system |
| ERISA |
Employee Retirement Income Security Act |
| ERM |
executive review meeting |
| ERNO |
Entwicklungts Ring Nord Organization, Space Division of Eum, VFW-Fokker-Mannheim, Germany (Spacelab contractor) |
| ERO |
engineering release operation |
| ERP |
educational reimbursement program |
| ERP |
effected radiative power |
| ERP |
effective radiation power |
| ERP |
elevator reference plane |
| ERP |
eye reference point |
| ERR |
electrical resistance requirement |
| ERR |
engineering release record |
| ERRC |
expendability, recoverability, and repair capability |
| ERRP |
equipment replacement and refurbishment plan |
| ERS |
engineering release system |
| ERS |
entry and recovery simulation |
| ERSI |
elastomeric reusable surface insulation |
| ERSIR |
Earth resources Shuttle imaging radar |
| ERTG |
economic radioisotope thermoelectric generator |
| ERTS |
Earth resources technology satellite |
| ERU |
Earth rate unit (15 deg/hr) |
| ERV |
experimental reentry vehicle |
| ERV |
expiratory reserve volume |
| ES |
Earth sensor |
| ES |
Electrochemical Society |
| ES |
engineering specification |
| ES |
equal section |
| ES |
escape system |
| ES |
experiment segment |
| ES |
expert system |
| ESA |
engineering supply area |
| ESA |
engineering support area |
| ESA |
engineering system assembly |
| ESA |
European Space Agency |
| ESA |
explosive safe area (KSC) |
| ESB |
essential switching box |
| ESCA |
electron spectroscopy for chemical analysis |
| ESCS |
electronic spacecraft simulator |
| ESD |
Electronic Systems Division (NASA) |
| ESD |
Electronics Systems Division (USAF) |
| ESD |
electrostatic discharge |
| ESD |
emergency shutdown |
| ESD |
Experiment Systems Division |
| ESDAC |
European Space Data Center (Darmstadt, Germany) |
| ESDP |
external sensor data processing |
| ESDU |
event storage and distribution unit |
| ESE |
electrical support equipment |
| ESE |
electronic support equipment |
| ESE |
engineering support equipment |
| ESE |
EVA support equipment |
| ESF |
explosive safe facility |
| ESI |
electrical system integration |
| ESM |
electronic support measure |
| ESM |
energy storage module |
| ESM |
environmental systems monitor |
| ESM |
experiment support module |
| ESMC |
Eastern Space and Missile Center |
| ESMCR |
Eastern Space and Missile Center regulation |
| ESMS |
environmental and special measurements systems |
| ESO |
event sequence override |
| ESOC |
European Space Operations Center |
| ESOW |
engineering statement of work |
| ESP |
economic simulation program |
| ESP |
electroshock protection |
| ESP |
Employee Suggestion Program |
| ESP |
engineering simulator program |
| ESP |
environmental sensing platform |
| ESP |
experiment sensing platform |
| ESPS |
experiment segment pallet simulator |
| ESR |
effective sunrise |
| ESR |
engineering support request |
| ESR |
equipment status report |
| ESRIN |
European Space Research Institute |
| ESRO |
European Space Research Organization |
| ESS |
early space station |
| ESS |
effective sunset |
| ESS |
emergency survival system |
| ESS |
energy storage subsystem |
| ESS |
environmental support system |
| ESS |
equipment support section |
| ESS |
experiment subsystem simulator |
| ESSA |
electrically steerable spherical array |
| ESSA |
Environmental Sciences Services Administration |
| ESSC |
Engineering Support Services Contract |
| EST |
eastern standard time |
| ESTA |
escape system test article |
| ESTEC |
European Space Technology Center |
| ESTF |
Electronic System Test Facility (NASA) |
| ESTL |
Electronic Systems Test Laboratory |
| ESU |
eyepiece storage unit |
| ESV |
emergency shutoff valve |
| ESVS |
escape suit ventilation system |
| ESVS |
escape system ventilation system |
| ESW |
engine status word |
| ET |
edge thickness |
| ET |
elapsed time |
| ET |
element test |
| ET |
elevated temperature |
| ET |
event timer |
| ET |
external tank |
| ETA |
engineering test article |
| ETA |
estimated time of arrival |
| ETA |
estimated time to acquisition |
| ETA |
explosive transfer assembly |
| ETA |
external tank attachment |
| ETB |
equipment transfer bag |
| ETC |
Earth terrain camera |
| ETC |
estimate to completion |
| ETC |
estimated cost to complete |
| ETC |
Greenbelt, Maryland (STDN site) |
| ETCO |
equipment transfer/change order |
| ETD |
electrical terminal distributor |
| ETD |
estimated turnover date |
| ETD |
evolutionary terminal defense |
| ETD |
external tank door |
| ETE |
end to end |
| ETEDB |
external thermal environment data base |
| ETEEM |
end-to-end engagement model |
| ETEEM |
end-to-end engineering model |
| ETF |
Eglin Test Facility |
| ETI |
elapsed-time indicator |
| ETIC |
estimated time in commission |
| ETL |
Environmental Test Laboratory |
| ETLOW |
external tank lift-off weight |
| ETM |
elapsed-time meter |
| ETM |
engineering test model |
| ETO |
Earth to orbit |
| ETO |
ethylene oxide |
| ETOC |
estimated time of correction |
| ETP |
engineering test phase |
| ETP |
environmental test plan |
| ETP |
equipment test plan |
| ETPY |
electronic control assembly thrust vector pitch and yaw |
| ETR |
Eastern Test Range |
| ETROD |
Eastern Test Range operations directive |
| ETRR |
environmental test readiness review |
| ETS |
electrical test set |
| ETS |
energy transfer system |
| ETS |
external tank system (subsystem) |
| ETSS |
external tank separation subsystem |
| ETT |
estimated time of track |
| ETUD |
external tank umbilical disconnect |
| ETV |
electrical test vehicle |
| ETVA |
external tank vent arm |
| EU |
electronic unit |
| EU |
engineering unit |
| EU |
experimental unit |
| EURECA |
European retrievable carrier |
| EUROCOMSAT |
European consortium communications satellite |
| EUV |
extreme ultraviolet |
| EUVE |
extreme ultraviolet experiment |
| EV |
earned value |
| EV |
entry vehicle |
| EV |
expendable vehicle |
| EV |
extravehicular |
| EV88 |
Experiment Version 88 (BMC3 experiment) |
| EVA |
earned-value analysis |
| EVA |
extravehicular activity |
| EVAL |
Earth-viewing applications laboratory |
| EVAS |
extravehicular activity system |
| EVATA |
extravehicular activity translational aid |
| EVC |
extravehicular communications |
| EVCF |
Eastern Vehicle Checkout Facility |
| EVCON |
events control (controller) |
| EVCS |
extravehicular communications system |
| EVCU |
extravehicular communications umbilical |
| EVD |
external visual display |
| EVDE |
external visual display equipment |
| EVF |
equipment visibility file |
| EVLSS |
extravehicular life support system |
| EVM |
Earth-viewing module |
| EVMU |
extravehicular mobility unit |
| EVO |
engineering verification order |
| EVS |
equipment visibility system |
| EVS |
extravehicular suit |
| EVSC |
extravehicular suit communications |
| EVSS |
extravehicular space suit |
| EVSTC |
extravehicular suit telecommunications |
| EVSU |
extravehicular space unit |
| EVT |
extravehicular transfer |
| EW |
electronic warfare |
| EWA |
estimated warehouse arrival |
| EWE |
emergency window escape |
| EWM |
engineering wring-out meeting |
| EWO |
engineering work order |
| EWR |
engineering work request |
| EWW |
extended workweek |
| EXC |
experiment computer |
| EXCABL |
expert cable (automated payload cabling system) |
| EXH |
exchange hardware |
| EXMATCH |
expert drawing matching system |
| EXO |
experiment operator (in Spacelab) |
| EXT |
experiment terminal (operator console on Spacelab) |
| EXTRAJ |
ascent trajectory (design expert system) |
| F |
Fahrenheit |
| F |
farad |
| F |
floating point |
| F |
force |
| F&A |
fabrication and assembly |
| F&D |
fill and drain |
| F&E |
facility and environment |
| F&IE |
facilities and industrial engineering |
| F&M |
force and moment |
| F&P |
fluids and propulsion |
| F&PC |
finance and program control |
| F-F |
face-to-face |
| F/A |
fabrication and assembly |
| F/A |
failure analysis |
| F/A |
fuel-to-air ratio |
| F/C |
fire control |
| F/C |
fit check |
| F/C |
flight control |
| F/C |
flow control |
| F/C |
fuel cell |
| F/D |
face of drawing |
| F/D |
field of drawing |
| F/D |
fill/drain |
| F/E |
full/empty |
| F/F |
fill/full |
| F/O |
fuel oxidizer |
| F/R |
flared rudder |
| FA |
factor analysis |
| FA |
failure analysis |
| FA |
feedback analysis |
| FA |
final approach |
| FA |
final assembly |
| FA |
flight acceptance |
| FA |
flight aft |
| FA |
flight-critical aft |
| FA |
fully automatic |
| FA< |
first approach and landing test |
| FA/COSI |
final assembly closeout systems installation |
| FAA |
false alarm avoidance |
| FAA |
Federal Aviation Administration |
| FAB |
flight assignment baseline |
| FABU |
fuel additive blender unit |
| FACC |
Ford Aerospace and Communications Corporation |
| FACI |
first-article configuration inspection |
| FACO |
fabrication and acceptance checkout |
| FACO |
factory acceptance checkout |
| FACO |
factory assembly and checkout |
| FACO |
final assembly checkout |
| FACR |
first-article configuration review |
| FACS |
finance and control system |
| FACT |
first-address control table |
| FACT |
flexible automatic circuit tester |
| FACT |
flight acceptance composite test |
| FACTS |
FDF automated control and tracking system |
| FAD |
final approach display |
| FAD |
flight assessment delta |
| FAE |
final approach equipment |
| FAF |
final assembly fixture |
| FAF |
first aerodynamic flight |
| FAFS |
Falcon Air Force Station |
| FAIR |
fabrication, assembly, and inspection record |
| FAIR |
fly-along infrared |
| FAL |
facility area layout |
| FAL |
first approach and landing |
| FAME |
formatting and multiplexing equipment |
| FAMOS |
flight acceleration monitor system |
| FAMS |
FDF automated monitoring system |
| FAMU |
fuel additive moisture unit |
| FAO |
flight activities officer |
| FAP |
final approach plane |
| FAP |
FORTRAN assembly program |
| FAPE |
Florida Association of Professional Employees |
| FAR |
failure analysis report |
| FAR |
Federal Aviation regulation |
| FAR |
federal acquisition regulation |
| FAR |
final acceptance review |
| FAR |
flight acceptance review |
| FAR |
flight analysis review |
| FAS |
flight analysis system |
| FAS |
forward acquisition sensor |
| FASCOS |
flight acceleration safety cutoff system |
| FAT |
factory acceptance test (some subcontractors) |
| FAT |
final acceptance test (Rockwell) |
| FAT |
flight attitude table |
| FAWG |
Flight Assignment Working Group |
| FB |
feedback |
| FB |
field bulletin |
| FB |
final braking |
| FB |
flat bar |
| FB |
fleet broadcast |
| FBAS |
fixed-base aft station |
| FBB |
flyback booster |
| FBC |
fluidized-bed combustion |
| FBCS |
fixed-base crew station (SMS) |
| FBM |
fleet ballistic missile |
| FBV |
field-base visit |
| FBV |
fuel bleed valve |
| FC |
facility control |
| FC |
ferrite core |
| FC |
fire control |
| FC |
fit check |
| FC |
flight computer |
| FC |
flight control |
| FC |
flight critical |
| FC |
fuel cell |
| FCA |
field change analysis |
| FCA |
flow control assembly |
| FCA |
forward controller assembly |
| FCA |
frequency control analysis |
| FCA |
functional compatibility analysis |
| FCA |
functional configuration audit |
| FCAF |
Flight Crew Accommodation Facility |
| FCAP |
flight control applications program |
| FCB |
Fracture Control Board |
| FCC |
Federal Communications Commission |
| FCC |
flat conductor cable |
| FCCP |
firm contract cost proposal |
| FCD |
Flight Control Division (NASA) |
| FCDB |
flight control data bus |
| FCDC |
flexible confined detonating cord |
| FCDR |
final critical design review |
| FCE |
fast-cycle executive |
| FCE |
flight control equipment |
| FCE |
flight crew equipment |
| FCEF |
Flight Crew Equipment Facility |
| FCEI |
facility contract end item |
| FCEI |
facility contractor end item |
| FCF |
first captive flight |
| FCF |
functional check flight |
| FCH |
Flight Controller's Handbook |
| FCHL |
Flight Control Hydraulics Laboratory |
| FCI |
flight control indicator |
| FCI |
flight crew integration |
| FCI |
functional configuration identification |
| FCIM |
flight control interface module |
| FCIP |
flight cargo implementation plan |
| FCITE |
FCI time element |
| FCL |
feeder control logic |
| FCL |
fluid coolant loop |
| FCL |
Freon coolant line |
| FCL |
Freon coolant loop |
| FCM |
flow control module |
| FCMC |
facility control and monitor console |
| FCMU |
foot-controlled maneuvering unit |
| FCO |
field change order |
| FCO |
final checkout |
| FCO |
flight crew operations |
| FCO |
functional checkout |
| FCOB |
Flight Crew Operations Branch (NASA) |
| FCOD |
Flight Crew Operations Directorate |
| FCOH |
Flight Controller's Operational Handbook |
| FCOS |
flight computer operating system |
| FCOS |
flight control operating system |
| FCOS |
flight control operational software |
| FCP |
Failure Correction Panel |
| FCP |
firm cost proposal |
| FCP |
flight correction proposal |
| FCP |
fuel cell power plant |
| FCP |
fuel cell propellant |
| FCPS |
fuel cell power system (subsystem) |
| FCR |
facility change request |
| FCR |
final configuration review |
| FCR |
flight configuration review |
| FCR |
flight control room |
| FCRA |
fecal collection receptacle assembly |
| FCRT |
flight display CRT |
| FCS |
fecal containment system |
| FCS |
federal communications system |
| FCS |
fire control system |
| FCS |
flight control simulator |
| FCS |
flight control system |
| FCS |
flight crew system |
| FCS |
front crew system |
| FCSD |
Flight Crew Support Division (JSC) |
| FCSM |
flight combustion stability monitor |
| FCSS |
fuel cell servicing system |
| FCSTF |
Fuel Cell System Test Facility |
| FCT |
filament center tap |
| FCT |
flight control team |
| FCT |
flight controller trainer |
| FCT |
flight crew trainer |
| FCT |
fuel cell test |
| FCTB |
Flight Crew Training Building |
| FCTF |
Fuel Cell Test Facility |
| FCTR |
flight controller training room |
| FCTS |
flight crew trainer simulator |
| FCU |
fluid checkout unit |
| FCV |
flow control valve |
| FCW |
format control word |
| FD |
fault detection |
| FD |
flight day |
| FD |
flight director |
| FD |
freeze-dried |
| FD |
function designator |
| FD |
functional designator |
| FD/FI |
fault detection/fault isolation |
| FDA |
fault detection and annunciation |
| FDA |
flight deck assembly |
| FDAI |
flight director attitude indicator |
| FDB |
facility data base |
| FDB |
Fahrenheit dry bulb |
| FDCF |
Flight Design Control Facility |
| FDDB |
function designator data base |
| FDDI |
fiber distributed data interface |
| FDF |
first drop flight |
| FDF |
flight data file |
| FDI |
failure detector indicator |
| FDI |
fault detection and identification |
| FDI |
fault detection and isolation |
| FDI |
flight detection and isolation |
| FDI |
flight director instrument |
| FDIIR |
fault detection, isolation, identification, and |
| FDIR |
fault detection, identification, and recovery |
| FDIR |
fault detection, isolation, and recovery |
| FDIR |
fault detection/isolation and reconfiguration |
| FDK |
flight display keyboard |
| FDL |
flight director loop |
| FDLC |
final design load cycle |
| FDM |
flight data manager |
| FDM |
flight design manager |
| FDM |
frequency data multiplexer |
| FDM |
frequency division multiplexer |
| FDM |
frequency domain multiplexer |
| FDMA |
frequency division multiple access |
| FDO |
fee determination official |
| FDO |
Flight Director's Office |
| FDO |
flight dynamics officer |
| FDOR |
flight design operations review |
| FDP |
Flight Design Panel |
| FDR |
final design review |
| FDR |
flight definition requirement |
| FDR |
functional design review |
| FDRD |
flight definition and requirements directive |
| FDRD |
flight definition and requirements document |
| FDRD |
flight determination and requirements directive |
| FDRI |
flight director rate indicator |
| FDS |
failure dynamics software |
| FDS |
functional design specification |
| FDS |
fire detection and suppression |
| FDS |
flight design and scheduling |
| FDS |
flight design system |
| FDS |
flight dynamics simulator |
| FDS |
flight dynamics software |
| FDS |
flight dynamics support |
| FDS |
flight dynamics system |
| FDS |
fluid distribution system |
| FDSC |
flight dynamics simulation complex |
| FDSC |
flight dynamics situation complex |
| FDSCU |
fluid distribution system control unit |
| FDSR |
final design status review |
| FDT |
full-duplex teletype |
| FDU |
fluid distribution unit |
| FDX |
simultaneous, two-way, full-duplex channel |
| FE |
flight execution |
| FE |
flight executive |
| FE |
flight experiment |
| FE |
force execution |
| FEA |
failure effects analysis |
| FEA |
flight experiment apparatus |
| FEA |
fluids experiment apparatus |
| FEAT |
final engineering acceptance test |
| FEB |
forward equipment bay |
| FEB |
fourth entry battery |
| FEB |
functional electronic block |
| FEC |
field engineering change |
| FEC |
forward events controller |
| FECR |
final experiment concept review |
| FED |
flight events demonstration |
| FEDB |
flight execution data base |
| FEDP |
facility and equipment design plan |
| FEE |
failure effects evaluation |
| FEID |
flight equipment interface design |
| FEID |
flight equipment interface device |
| FEID |
functional engineering interface device |
| FEL |
first-element launch |
| FEL |
free-electron laser |
| FEM |
finite-element method |
| FEM |
finite-element model |
| FEMCPL |
facilities and environmental measurement component parts |
| FEO |
field engineering order |
| FEP |
fluorinated ethylene-propylene |
| FEP |
front-end processor |
| FEPC |
flight equipment processing contractor |
| FERD |
facility and equipment requirements document |
| FES |
flash evaporator system |
| FES |
flight element set |
| FESL |
failure effects summary list |
| FESP |
flight execution support plan |
| FET |
field effect transistor |
| FET |
flight elapsed time |
| FEWG |
Flight Evaluation Working Group |
| FF |
flight forward |
| FF |
flight-critical forward |
| FF |
flip-flop |
| FF |
forecasting funding |
| FF |
forward fuselage |
| FF |
free flight |
| FF |
free flyer |
| FF |
full field |
| FF |
full functional |
| FFBD |
functional flow block diagram |
| FFC |
final flight certification |
| FFC |
first-flight capability |
| FFD |
fixed-format display |
| FFD |
functional flow diagram |
| FFF |
final factory functional |
| FFM |
free-flying (experiment) module |
| FFP |
firm fixed price |
| FFP |
firmed fixed price |
| FFR |
flight feasibility review |
| FFRR |
first flight readiness review |
| FFSAC |
field functional systems assembly and checkout |
| FFT |
factory functional test |
| FFT |
fast Fourier transform |
| FFT |
frame format table |
| FFTO |
free-flying teleoperator |
| FH |
flex hose |
| FHC |
flight half-coupling |
| FHD |
fixed-head disk |
| FHF |
first horizontal flight |
| FHO |
failed hardover |
| FHP |
fuel high pressure |
| FHS |
forward heat shield |
| FHST |
fixed-head star tracker |
| FI |
fault identification |
| FI |
fault isolation |
| FI |
field intensity |
| FI |
formal inspection |
| FIA |
flight integration assessment |
| FIAB |
Flight Integration Assessment Board |
| FIAR |
failure investigation action report |
| FICA |
Federal Insurance Contribution Act |
| FID |
flight implementation directive |
| FIE |
flight instrumentation engineer |
| FIFO |
first in/first out (high-speed data buffer) |
| FIIG |
federal item identification guide |
| FIIN |
federal item identification number |
| FIIWG |
Facility Integration and Installation Working Group |
| FILE |
feature identification and location equipment |
| FIM |
field instruction memorandum |
| FIMS |
framework for integrated manufacturing system |
| FIO |
furnished and installed by others |
| FIR |
fuel indicator reading |
| FIRSSE |
Far Infrared Sky Survey Experiment |
| FIS |
facility interface sheet |
| FISA |
facility inspection shakedown acceptance |
| FIST |
final integrated system test |
| FIST |
functional integrated system test |
| FIT |
fault isolation test |
| FITH |
fire in the hole |
| FIV |
fuel isolation valve |
| FKB |
flight display keyboard |
| FL |
feed line |
| FL |
flow line |
| FL |
forward link |
| FLAG |
flexible assignment generator |
| FLAGE |
Flexible Lightweight Agile Guided Experiment |
| FLAIR |
functional language articulated interactive resource |
| FLAPS |
flight application software |
| FLC |
Federal Library Committee |
| FLC |
forward load control |
| FLCA |
forward load controller assembly |
| FLIR |
forward-looking infrared |
| FLLK |
frustum-lifting lug kit |
| FLPS |
flight load planning system |
| FLR |
flight log recorder |
| FLSA |
Fair Labor Standards Act |
| FLSC |
flexible linear-shaped charge |
| FLTSATCOM |
fleet satellite communications |
| FLW |
Fellows (TACAN station) |
| FM |
first mold |
| FM |
flight model |
| FM |
fluid module |
| FM |
fracture mechanics |
| FM |
frequency modulated |
| FM |
frequency modulation |
| FM/CW |
frequency-modulated continuous wave |
| FM/FM |
frequency modulation/frequency multiplexing |
| FM/PM |
frequency modulation/phase modulation |
| FMA |
failure mode analysis |
| FMAD |
fluid management and distribution |
| FMAHTS |
flight manifest and hardware tracking system |
| FMAR |
final mission analysis review |
| FMC |
forward motor controller |
| FMCA |
forward motor controller assembly |
| FMCF |
first manned captive flight |
| FMCS |
Federal Mediation and Conciliation Services |
| FMD |
fixed-module drive |
| FMD&C |
flight mechanics, dynamics, and control |
| FMDM |
flexible multiplexer/demultiplexer |
| FMEA |
failure mode and effects analysis |
| FMEC |
forward master events controller |
| FMECA |
failure modes and effects criticality analysis |
| FMECA |
failure modes, effects, and criticality analysis |
| FMK |
field modification kit |
| FML |
fault message line |
| FML |
final materials list |
| FMO |
flight medical officer |
| FMOF |
first manned operational flight |
| FMOF |
first manned orbital flight |
| FMOFEV |
first manned orbital flight with EVA |
| FMOFPL |
first manned orbital flight with payload |
| FMP |
facility management plan |
| FMPAC |
fixed multipurpose application console |
| FMR |
field modification request |
| FMR |
function max rate |
| FMS |
fluid management system |
| FMS |
food management subsystem |
| FMS |
forms management system |
| FMS |
functional master schedule |
| FMSP |
FM signal processor |
| FMSP |
frequency modulation signal processor |
| FMT |
flight management team |
| FMX |
FM transmitter |
| FND |
facility need date |
| FNOC |
Fleet Numeric Oceanography Center (U.S. Navy) |
| FNOC |
Fleet Numerical Oceanography Center |
| FNT |
failure notification Telex |
| FO |
fail operating |
| FO |
fail operational |
| FO |
fast operating |
| FO |
fiber-optic |
| FO |
flat oval |
| FO |
functional objective |
| FO-FO-FS |
fail operational/fail operational/fail safe |
| FO-FS |
fail operational/fail safe |
| FOB |
Flight Operations Building |
| FOB |
fractional orbit bombardment |
| FOB |
free on board |
| FOBS |
fractional orbit bombing system |
| FOC |
fleet operational capability |
| FOC |
full operational capability |
| FOCR |
final operational concept review |
| FOD |
Flight Operations Directorate (JSC) |
| FODS |
fiber-optic demonstration system |
| FOE |
flight operations engineer |
| FOF |
first operational flight |
| FOF |
first orbital flight |
| FOF |
flight operations facility |
| FOG |
fiber-optic gyro |
| FOGM |
fiber-optic guided missile |
| FOH |
first-order hold |
| FOI |
field operations installation |
| FOIH |
Flight Operations Integration Handbook |
| FOM |
field operations memorandum |
| FOM |
figure of merit |
| FOMR |
Flight Operations Management Room |
| FOP |
facility operations plan |
| FOP |
Flight Operations Panel |
| FOP |
flight operations plan |
| FOP |
follow-on production |
| FOPG |
Flight Operations Planning Group |
| FOPP |
follow-on parts production |
| FOPS |
flight operations planning schedule |
| FOPSS |
flight operation product scheduling system |
| FOR |
field of regard |
| FOR |
flight operations review |
| FORD |
flight operations requirement document |
| FORTRAN |
formula translation |
| FOS |
flight operation security |
| FOS |
flight operations support |
| FOSA |
Flight Operations Support Annex |
| FOSDIC |
film optical sensing device for input to computers |
| FOSMS |
facility operation scheduling and monitoring system |
| FOSO |
flight operations scheduling officer |
| FOSP |
flight operations support personnel |
| FOST |
flight operations support team |
| FOT |
flight operation trainer |
| FOT |
flight operations team |
| FOV |
field of view |
| FOV |
field of vision |
| FOV |
first orbital vehicle |
| FOWG |
Flight Operations Working Group |
| FP |
fine pointer |
| FP |
fuel pressure |
| FP |
function path |
| FP |
functional path |
| FP |
fine pointing |
| FP |
fixed point |
| FP |
fixed price |
| FP |
flat panel |
| FP |
flexible processor |
| FP |
flight plan |
| FP |
focal plane |
| FP |
freezing point |
| FPA |
focal plane array |
| FPA |
focal plane assembly |
| FPB |
fuel preburner |
| FPBOV |
fuel preburner and oxidizer valve |
| FPC |
Federal Power Commission |
| FPC |
fixed-price contractor |
| FPC |
forward power controller |
| FPCA |
forward power controller assembly |
| FPDE |
focal plane drive electronics |
| FPE |
functional program element |
| FPEG |
fast-pulse electron gun |
| FPH |
Flight Procedures Handbook |
| FPI |
fixed-price incentive |
| FPI |
fuel pressure indicator |
| FPIF |
fixed-price incentive fee |
| FPIT |
field preinstallation test |
| FPL |
fetch pointer list |
| FPL |
full power load |
| FPO |
Future Projects Office (MSFC) |
| FPOV |
fuel preburner oxidizer valve |
| FPP |
floating-point processor |
| FPP |
Freon pump package |
| FPPR |
fixed price with price revision |
| FPQ |
fixed, special-purpose radar |
| FPR |
flight performance reserve |
| FPRV |
flight product requirements verification |
| FPSP |
focal plane signal processor |
| FPSR |
flight planning and stowage review |
| FPSS |
fine-pointing sun sensor |
| FPU |
floating-point unit |
| FPV |
flow proportioning valve |
| FPWG |
FSD Planning Working Group |
| FQ |
flight qualification |
| FQF |
first qualification flight |
| FQI |
flight qualification instrumentation |
| FQR |
final qualification review |
| FQR |
flight qualification recorder |
| FQR |
formal qualification review |
| FQT |
formal qualification test |
| FR |
fast release |
| FR |
final review |
| FR |
firing room |
| FR |
flight rule |
| FR |
force-reflective |
| FR |
frame rate |
| FR |
fully reusable |
| FRACAS |
failure reporting, analysis, and corrective action |
| FRAGNET |
fragmented network |
| FRB |
Failure Review Board |
| FRC |
fixed radio control |
| FRC |
flight readiness certification |
| FRCB |
Flight Rules Change Board |
| FRCB |
Flight Rules Control Board |
| FRCI |
fibrous refractory composite insulation |
| FRCS |
forward reaction control system (subsystem) |
| FRD |
flight requirements document |
| FRD |
functional requirements document |
| FRDI |
flight research and development instrumentation |
| FRDR |
flight readiness design review |
| FRE |
flight-related element |
| FRE |
format request element |
| FRF |
flight readiness firing |
| FRFT |
flight readiness firing test |
| FRG |
Federal Republic of Germany |
| FRJD |
forward reaction jet driver |
| FRL |
frame reference line |
| FRL |
fuselage reference line |
| FRM |
facility requirements manager |
| FRP |
fuselage reference plane |
| FRR |
flight readiness review |
| FRRID |
flight readiness review item disposition |
| FRSI |
felt reusable surface insulation |
| FRT |
flight readiness test |
| FRT |
frequency response test |
| FS |
factor of safety |
| FS |
Freon servicer |
| FS |
full scale |
| FS |
functional schematic |
| FS |
fuselage station |
| FS |
fail safe |
| FS |
fail to sync |
| FS |
fault summary |
| FS |
federal specification |
| FS |
fire suppression |
| FS |
fixed silo |
| FS |
flight system |
| FS |
fluid system |
| FS3 |
Future Security Strategy Study |
| FSA |
final-stage acceptance |
| FSA |
frequency standard assembly |
| FSAA |
flight simulator for advanced aircraft |
| FSC |
Fairchild Space Company |
| FSC |
federal stock classification |
| FSCM |
federal supply code for manufacturers |
| FSCP |
fire sensor control panel |
| FSCP |
flight support computer program |
| FSD |
Flight Simulation Division (JSC) |
| FSD |
full-scale development |
| FSD&P |
flight systems design and performance |
| FSDU |
frequency synthesizer and distribution unit |
| FSE |
factory support equipment |
| FSE |
flight simulation engineer |
| FSE |
flight support equipment |
| FSED |
full-scale engineering development |
| FSF |
first static firing |
| FSGS |
flare/shallow glide slope |
| FSH |
fixed superhard |
| FSI |
final systems installation |
| FSI |
flight software integration |
| FSIM |
functional simulator |
| FSIWG |
Flight System Interface Working Group |
| FSK |
frequency shift key |
| FSL |
Flight Simulation Laboratory |
| FSL |
Flight Systems Laboratories |
| FSLP |
first Spacelab payload |
| FSLT |
first sea-level test |
| FSM |
Firmware Support Manual |
| FSM |
fuel supply module |
| FSN |
federal stock number |
| FSO |
facility security officer |
| FSO |
functional supplementary objective |
| FSP |
fault summary page |
| FSP |
flight safety plan |
| FSPL |
free-space-path loss |
| FSR |
final system release |
| FSR |
final systems review |
| FSR |
Flight Support Room |
| FSR |
flight support request |
| FSRR |
flight software readiness review |
| FSRR |
flight system readiness review |
| FSRS |
flight system recording system |
| FSS |
field spectrometer system |
| FSS |
fire suppression system |
| FSS |
fixed service structure |
| FSS |
flight support station |
| FSS |
flight support structure |
| FSS |
flight support system |
| FSS |
flight systems simulator |
| FSS |
frequency selective surface |
| FSS |
full-scale station |
| FSSE |
flight sensor stimuli equipment |
| FSSR |
flight system software request |
| FSSR |
flight system software requirements |
| FSSR |
functional subsystem software requirements |
| FSSS |
Future Strategic Systems Study |
| FSTE |
factory special test equipment |
| FSTS |
frequency standard test set |
| FSU |
facility security office |
| FSU |
factor of safety ultimate |
| FSU |
Freon servicing unit |
| FSU |
frequency synthesizer unit |
| FSV |
flight space vehicle |
| FSW |
flight software |
| FSY |
factor of safety yield |
| FT |
fast track |
| FT |
fault tolerant |
| FT |
feed-through |
| FT |
fine tracker |
| FT |
flight team |
| FT |
flight test |
| FT |
formal training |
| FT |
functional test |
| FT&C |
formal training and certification |
| FTA |
fatigue test article |
| FTA |
fault-tree analysis |
| FTA |
flight test article |
| FTAM |
file transfer, access, and management |
| FTC |
flight test conductor |
| FTC |
Florida Test Center (MDAC) |
| FTD |
flight test directive |
| FTD |
Foreign Technology Division, U.S. Air Force |
| FTE |
factory test equipment |
| FTE |
flight test engineer |
| FTE |
forced test end |
| FTFD |
field test force director (AFSCF) |
| FTIR |
Fourier transform infrared |
| FTIS |
flight test instrumentation system |
| FTMC |
fault-tolerant memory control |
| FTO |
flight test objective |
| FTO |
Foreign Technology Office |
| FTO |
functional test objective |
| FTOH |
Flight Test Operations Handbook |
| FTP |
flight test procedure |
| FTP |
full-throttle position |
| FTP |
functional test program |
| FTP |
functional test progress |
| FTPF |
Flight and Training Planning Facility |
| FTR |
flight test requirement |
| FTR |
functional test requirement |
| FTRD |
flight test requirements document |
| FTRD |
functional test requirements document |
| FTS |
far-term study |
| FTS |
far-term system |
| FTS |
federal telecommunications system |
| FTS |
flight telerobotic service |
| FTS |
flight telerobotic servicer |
| FTS |
flight termination system |
| FTS |
flight test station |
| FTS |
flight test system |
| FTS |
functional test specification |
| FTT |
field test telescope |
| FTVE |
functional technology validation experiment |
| FU |
flight unit |
| FUB |
forward utility bridge |
| FUI |
federal unemployment insurance |
| FUO |
follow-up output |
| FUT |
flight unit test |
| FV |
flight version |
| FV |
front view |
| FV |
incremental change in velocity |
| FVDS |
fuel vent and drain system |
| FVF |
first vertical flight |
| FVSS |
fuel vapor scrubber system |
| FVV |
facility verification vehicle |
| FW |
flag word |
| FW |
fuel wasting |
| FWB |
Fahrenheit wet bulb |
| FWC |
filament-wound case |
| FWG |
Facility Working Group |
| FWW |
food, water, and waste |
| FWWM |
food, water, and waste management |
| FWWMS |
food, water, and waste management subsystem |
| FXR |
flash X-ray |
| FY |
fiscal year |
| G&A |
general and administrative |
| G&C |
ground rules and constraints |
| G&C |
guidance and control |
| G&CEP |
guidance and control equipment performance |
| G&CI |
guidance and control integration |
| G&N |
guidance and navigation |
| G&NS |
guidance and navigation system |
| G-A |
ground to air |
| G-G |
ground to ground |
| G-II |
Gulfstream II (Shuttle training aircraft) |
| G-MEM |
GPC memory |
| G-V |
gravity-velocity |
| G/A |
ground to air |
| G/A/G |
ground to air to ground |
| G/AIT |
ground/airborne IGS terminal |
| G/C |
guidance and control |
| G/E |
graphite-epoxy |
| G/G |
ground to ground |
| G/N |
general notes |
| G/S |
glide slope |
| G/T |
gain versus temperature |
| G/T |
ratio of antenna gain to receiver noise temperature |
| G/W |
gateway |
| GA |
glide angle |
| GA |
ground antenna |
| GA |
gyro assembly |
| GA&CS |
ground acquisition and command station |
| GAC |
ground attitude control |
| GAC |
Grumman Aerospace Corporation |
| GACU |
ground air conditioning unit |
| GACU |
ground avionics cooling unit |
| GADG |
gravity or acceleration due to gravity |
| GAEC |
Grumman Aircraft Engineering Corporation |
| GAIN |
graphic aids for investigating networks |
| GAO |
General Accounting Office |
| GAP |
GOAL automatic procedure |
| GAPL |
group assembly parts list |
| GAS |
getaway special |
| GASD |
Government Aerospace Systems Division (Harris Corporation) |
| GASP |
General Ascent Trajectory and Sizing Program |
| GASPI |
gimbal angle, surface position indicator |
| GATE |
generic automatic test equipment |
| GATP |
ground acceptance test procedure |
| GATP |
ground article test procedure |
| GATT |
gate-assisted turnoff thyristor |
| GAX |
GN&C annunciation interface |
| GBD |
global burst detector |
| GBD |
Government Business Division |
| GBI |
Grand Bahama Island |
| GBL |
government bill of lading |
| GBL |
ground-based laser |
| GBOTV |
ground-based OTV |
| GBR |
glass bead rating |
| GBR |
ground-based radar |
| GBS |
ground-based software |
| GBSS |
ground-based surveillance system |
| GBT |
gyro bias calibration value |
| GC |
gas chromatography |
| GC |
gyrocompass |
| GC |
gigacycle (1,000 megacycles) |
| GC |
gimbal case |
| GC |
ground computer |
| GC |
ground contact |
| GC |
ground control |
| GC |
ground controller |
| GC |
guidance computer |
| GC |
guidance control |
| GCA |
ground-controlled approach |
| GCA |
guidance coupler assembly |
| GCC |
ground communications coordinator |
| GCC |
Ground Control Center |
| GCCC |
Ground Control Computer Center |
| GCCO |
ground control checkout |
| GCD |
greatest common divisor |
| GCD |
gyrocompass, desired cluster orientation |
| GCDC |
ground checkout display and control |
| GCDS |
ground checkout display and control system |
| GCE |
GPS cargo element |
| GCF |
greatest common factor |
| GCF |
ground communications facility |
| GCHX |
ground cooling heat exchanger |
| GCI |
ground-controlled interception |
| GCID |
ground computer interface device |
| GCIL |
ground command interface logic |
| GCIL |
ground control interface logic |
| GCILC |
ground command interface logic controller |
| GCILU |
ground control interface logic unit |
| GCL |
ground control landing |
| GCL |
ground coolant loop |
| GCN |
GIRD change notice |
| GCN |
ground communications network (A/G worldwide net) |
| GCN |
ground control network |
| GCO |
ground checkout |
| GCOS |
general computer operational system |
| GCOS |
ground computer operating system |
| GCP |
ground command post |
| GCP |
group command post |
| GCR |
ground-controlled radar |
| GCR |
group-coded recording |
| GCS |
ground communications system |
| GCS |
ground control station |
| GCS |
guidance cutoff signal |
| GCTS |
gas component test stand |
| GCTS |
ground communication tracking system |
| GCU |
general control unit |
| GCU |
generator control (regulator) unit |
| GCU |
ground cooling unit |
| GCU |
gyro coupling unit |
| GDA |
General Dynamics Astronautics |
| GDA |
gimbal drive actuator |
| GDA |
gimbal drive assembly |
| GDBS |
generalized data base system |
| GDC |
General Dynamics Corporation |
| GDC |
gyro display coupler |
| GDCA |
General Dynamics Convair Aircraft |
| GDDM |
graphical data display manager |
| GDMS |
generic data management system |
| GDMS |
ground data management system |
| GDOP |
geometric dilution of precision |
| GDP |
generalized documentation processor |
| GDR |
geophysical data record |
| GDS |
Goldstone, California (STDN) |
| GDSD |
Ground Data Systems Division |
| GDSM |
ground data systems manager |
| GDSO |
ground data systems officer |
| GDSSR |
GDSD staff support room |
| GE |
General Electric |
| GE-AESD |
General Electric Aerospace Electronics Systems |
| GE/B |
General Electric Burroughs |
| GEA |
gimbal electronics assembly |
| GEC |
General Electrodynamics Corporation |
| GEDAC |
General Electric detection and automatic correction |
| GEM |
generic electronics module |
| GEMS |
general energy management system |
| GEMS |
global emergency missile surveillance |
| GEO |
geosynchronous Earth orbit |
| GEODSS |
ground-based electro-optical deep-space surveillance |
| GEOMOD |
geometric modeler |
| GEOPAUSE |
geodetic satellite in polar geosynchronous orbit |
| GEOSEPS |
geosynchronous solar electric propulsion stage |
| GERT |
graphical evaluation and review technique |
| GESS |
Goddard experiment support system |
| GET |
ground elapsed time |
| GETI |
ground elapsed time of ignition |
| GETL |
ground elapsed time of landing (for TIG of abort burn) |
| GETS |
ground equipment test set |
| GF |
gauge factor |
| GF |
government-furnished |
| GF&P |
gases, fluids, and propellants |
| GFAE |
government-furnished aeronautical equipment |
| GFAE |
government-furnished aircraft equipment |
| GFD |
government-furnished data |
| GFE |
government-furnished equipment |
| GFERD |
government-furnished equipment requirement description |
| GFI |
government-furnished information |
| GFI |
ground fault interrupter |
| GFM |
government-furnished material |
| GFP |
generalized filter program |
| GFP |
government-furnished property |
| GFRP |
glass-fiber-reinforced plastic |
| GFRP |
graphite-fiber-reinforced plastic |
| GFS |
government-furnished software |
| GFTM |
generic fluids transfer model |
| GFY |
government fiscal year |
| GG |
gas generator |
| GG |
gravity gradient |
| GGVM |
gas generator valve module |
| GHA |
general housekeeping area |
| GHA |
Greenwich hour angle |
| GHC |
ground half-coupling |
| GHE |
ground handling equipment |
| GHX |
ground heat exchanger |
| GHe |
gaseous helium |
| GHz |
gigahertz |
| GIA |
general-purpose computer interface adapter |
| GIAG |
Government-Industry Advisory Group |
| GIBIS |
graphical issue-based information system |
| GIC |
GPC interface console |
| GIDD |
GSE interface definition document |
| GIDEP |
government interagency data exchange program |
| GIDEP |
government-industry data exchange program |
| GIDS |
general-purpose interactive display system |
| GIE |
ground instrumentation equipment |
| GIF |
graphics interchange format |
| GIM |
generalized information management |
| GIMADS |
generic integrated maintenance and diagnostic system |
| GIMADS |
generic integrated maintenance diagnostics |
| GIRD |
ground integration requirements document |
| GISO |
general industry safety order |
| GITG |
Ground Interface Technical Group |
| GIWG |
Ground Interface Working Group |
| GKS |
graphics kernel system |
| GLAADS |
gun low-altitude air defense system |
| GLC |
generator line contractor |
| GLCM |
ground-launched cruise missile |
| GLLD |
ground locator laser designator |
| GLOW |
gross lift-off weight |
| GLOW |
ground lift-off weight |
| GLP |
GOAL language processor |
| GLS |
ground launch sequencer |
| GM |
gaseous mixture |
| GM |
geometric mean |
| GM |
ground mobile |
| GMAL |
General Electric Macro Assembly Language |
| GMAW |
gas metal arc welding |
| GMCC |
Ground Mobile Control Center |
| GMCL |
ground measurements command list |
| GME |
gimbal module electronics |
| GMEM |
GPC memory |
| GMF |
ground module force |
| GMIL |
KSC STDN station |
| GMIP |
government mandatory inspection point |
| GMIS |
ground STDN management information system |
| GMIS |
GSSC management information system |
| GML |
general measurement loop |
| GMLCC |
Ground Mobile Launch Control Center |
| GMM |
geometrical math model |
| GMN |
Gorman (TACAN station) |
| GMT |
Greenwich mean time |
| GN |
ground network |
| GN&C |
guidance, navigation, and control |
| GN&CS |
guidance, navigation, and control subsystem |
| GNC |
guidance and navigation computer |
| GNC |
guidance, navigation, and control |
| GNCFTS |
GN&C flight test station |
| GNCIS |
GN&C integration simulator |
| GNCS |
guidance and navigation control system |
| GNCSIM |
GN&C simulation |
| GNCTS |
GN&C test station |
| GNE |
guidance and navigational electronics |
| GNIC |
G&N indicator control |
| GNP |
gross national product |
| GNS |
guidance and navigation simulator |
| GNS |
guidance navigation system |
| GO |
general order |
| GOAL |
ground operations aerospace language |
| GOASEX |
Gulf of Alaska Seasat Experiment |
| GOC |
ground operations coordinator |
| GOCA |
ground operations control area |
| GOCO |
government-owned, contractor-operated |
| GOE |
ground operating equipment |
| GOE |
ground outfitting equipment |
| GOES |
geostationary operational environment satellite |
| GOES |
geosynchronous operational environmental satellite |
| GOM |
KSC ground operations manager at DFRF or WSMR |
| GOMMS |
ground operations and material management system |
| GOMS |
ground operations management system |
| GOP |
Ground Operations Panel |
| GOP |
ground operations plan |
| GOPG |
Ground Operations Planning Group |
| GOR |
ground operations review |
| GORD |
ground operations requirements document |
| GORP |
Ground Operations Review Panel |
| GORP |
ground operations requirements plan |
| GORR |
ground operation readiness review |
| GORS |
ground observer RF system |
| GOS |
ground operations system |
| GOSP |
ground operational support plan |
| GOSRP |
ground operational support requirements plan |
| GOSS |
ground operational support system |
| GOTS |
government off the shelf |
| GOWG |
Ground Operations Working Group |
| GP |
general publication (KSC) |
| GP |
general-purpose |
| GP |
government property |
| GPA |
general-purpose amplifier |
| GPAS |
general-purpose airborne simulator |
| GPBIM |
general-purpose buffer interface module |
| GPC |
gel permeation chromatograph |
| GPC |
gel permeation chromatography |
| GPC |
general-purpose computer |
| GPC |
gyro pulse count |
| GPCB |
GOAL program control block |
| GPCIPL |
general-purpose computer initial program load |
| GPD |
gimbal position display |
| GPI |
gimbal position indicator |
| GPI |
ground position indicator |
| GPIO |
general-purpose input and output |
| GPL |
general-purpose laboratory |
| GPL |
GOAL processing language |
| GPME |
general-purpose mission equipment |
| GPNDS |
global positioning and nuclear detection system |
| GPO |
Government Printing Office |
| GPRN |
GOAL test procedure release notice |
| GPRP |
government production research property |
| GPS |
general processing subsystem |
| GPS |
Global Positioning System (Navstar) |
| GPS |
ground power supply |
| GPS |
ground processing simulation |
| GPS |
RX GPS user receiver |
| GPSCP |
GPS computer program |
| GPSS |
general-purpose simulator system |
| GPSS |
general-purpose system simulator |
| GPTE |
general-purpose test equipment |
| GPU |
ground power unit |
| GPUR |
GOAL test procedure update request |
| GPVS |
general-purpose visual simulator |
| GR |
ground rule |
| GRACE |
ground radar calibration equipment |
| GRC |
Glenn Research Center |
| GRD |
ground detector |
| GRE |
Gamma Ray Explorer |
| GRID |
graphic retrieval and information display |
| GRNC |
group not counted |
| GRO |
Gamma Ray Observatory |
| GRS |
global receiving system |
| GRTLS |
glide return to launch site |
| GS |
gas servicer |
| GS |
generalized system |
| GS |
glide slope |
| GS |
ground speed |
| GS |
ground station |
| GS |
ground system |
| GS |
II Generalized System II |
| GSA |
General Services Administration |
| GSAT |
geosynchronous satellite |
| GSCU |
ground service cooling unit |
| GSDL |
Ground Software Development Laboratory |
| GSDS |
Goldstone duplicate standard (standard DSIF equipment) |
| GSE |
government support equipment |
| GSE |
ground servicing equipment |
| GSE |
ground support equipment |
| GSE&I |
general systems engineering and integration |
| GSEL |
ground support equipment list |
| GSERD |
ground support equipment recommendation data |
| GSF |
gyro scale factor |
| GSFC |
Goddard Space Flight Center |
| GSI |
glide slope indicator |
| GSI |
government source inspection |
| GSIG |
Ground Systems Integration Group |
| GSIU |
ground standard interface unit |
| GSLS |
ground station link survivability |
| GSO |
Ground Support Office |
| GSO |
ground support operations |
| GSO |
ground systems operations |
| GSP |
ground safety plan |
| GSP-R |
guidance signal processor-repeater |
| GSPF |
Ground Software Production Facility (LPS) (FR 2 KSC) |
| GSPO |
Ground Systems Project Office (JSC) |
| GSR |
galvanic skin response |
| GSS |
geosynchronous space station |
| GSS |
government systems sector |
| GSS |
ground support software |
| GSS |
ground support system |
| GSSC |
General Systems Simulation Center (NASA) |
| GSSC |
ground support simulation computer |
| GSSF |
general service stock fund |
| GSSI |
ground support system integration |
| GSSI&C |
ground support systems installation and checkout |
| GSSI&C |
group support systems integration and checkout |
| GST |
ground system test |
| GSTAR |
Saudi Arabian communications satellite |
| GSTDN |
ground space flight tracking and data network |
| GSTDN |
ground spacecraft tracking and data network |
| GSTP |
ground system test procedure |
| GSTS |
ground-based surveillance and tracking system |
| GSTS/BM |
ground-based surveillance and tracking sagement |
| GSU |
gas servicer unit |
| GSV |
glove stop valve |
| GSVOO |
ground station visibility of orbiting objects |
| GSVP |
ground support verification plan |
| GT |
ground team |
| GT |
ground test |
| GT |
gyro torque |
| GT&A |
ground test and acceptance |
| GTA |
gas tungsten arc |
| GTA |
ground test access |
| GTA |
ground test article |
| GTA |
ground test assembly |
| GTA |
ground torquing assembly |
| GTAW |
gas tungsten arc welding |
| GTC |
glycol trim console |
| GTC |
ground test conductor |
| GTCU |
ground thermal conditioning unit |
| GTE |
General Telephone and Electronics |
| GTF |
ground test facility |
| GTI |
Grand Turk Island |
| GTI |
ground test instrumentation |
| GTLV |
government-furnished target launch vehicle |
| GTM |
ground team manager |
| GTM |
ground test missile |
| GTM |
ground test motor |
| GTO |
generic technical order |
| GTO |
geosynchronous transfer orbit |
| GTP |
general test plan |
| GTRI |
Georgia Tech Research Institute |
| GTS |
general test support |
| GTS |
GN&C test station |
| GTS |
GNS test station |
| GTS |
guidance test station |
| GTT |
group technology time |
| GTU |
glycol trim unit |
| GTV |
ground test vehicle |
| GTV |
ground transport vehicle |
| GTVI |
gimbal angle and translational velocity indicator |
| GUCP |
ground umbilical carrier plate |
| GUIDO |
guidance officer |
| GUL |
GSE utilization list |
| GUSB |
guided, unified S-band |
| GVL |
Ground Vibrations Laboratory |
| GVO |
Gaviota (TACAN station) |
| GVSC |
generic VHSIC spacecraft computer |
| GVT |
ground vibration test |
| GVTA |
ground vibration test article |
| GW |
gateway |
| GW |
gross weight |
| GWA |
general work area |
| GWM |
Guam (STDN) |
| GWT |
ground winds tower |
| GYM |
Guaymas, Mexico (remote site) |
| GaAs |
gallium arsenide |
| GeV |
giga electron volt |
| Gr/Al |
graphite-aluminum |
| Gr/Ep |
graphite-epoxy |
| H |
altitude |
| H |
altitude rate |
| H |
hazardous (task classification) |
| H |
henry (SI unit) |
| H |
momentum |
| H&D |
hardened and dispersed |
| H&K |
homing and kill |
| H-CITE |
horizontal cargo integration test equipment |
| H-S |
Hamilton Standard |
| H-S |
horizon scanner |
| H-S |
horizon sensor |
| H/A |
hazardous area |
| H/B |
hyperbaric |
| H/C |
head count |
| H/E |
heat exchanger |
| H/F |
human factor |
| H/L |
hardline |
| H/O |
handover |
| H/S |
heat shield |
| H/SIR |
hardware and software integration review |
| H/X |
heat exchanger |
| H2O2 |
hydrogen peroxide |
| H2S |
hydrogen sulfide |
| HA |
apogee altitude |
| HA |
hazard analysis |
| HA |
high altitude |
| HA |
higher authority |
| HAA |
high-altitude abort |
| HAADS |
high-altitude attitude determination system |
| HAARS |
high-altitude attitude reference system |
| HAB |
high-altitude burst |
| HABP |
Hypersonic Arbitrary Body Program |
| HAC |
heading alignment circle |
| HAC |
heading alignment cylinder |
| HAC |
Hughes Aircraft Company |
| HAD |
heat-actuated device |
| HAFB |
Hill Air Force Base |
| HAFB |
Holloman Air Force Base |
| HAINS |
high-accuracy inertial navigation system |
| HAK |
horizontal access kit |
| HAL |
high-order articulated language |
| HAL |
high-order assembly language |
| HAL |
Houston aerospace language |
| HAL/S |
high-order assembly language for Shuttle |
| HAL/S |
high-order programming language for Spacelab usage |
| HALO |
high-altitude large optics |
| HAM |
height adjustment maneuver |
| HAMP |
handling and moving procedure |
| HANE |
high-altitude nuclear explosion |
| HAP |
Hardware Allocation Panel |
| HAP |
high-speed arithmetic processor |
| HAP |
Honeywell array processor |
| HAR |
hazard analysis report |
| HAS |
high-altitude sensor |
| HAS |
hold-down alignment support |
| HAS |
hydraulic actuation system |
| HASC |
high-altitude surveillance concept |
| HAST |
high-altitude supersonic target |
| HAW |
Hawaii (STDN) |
| HB |
half-breadth |
| HB |
handbook |
| HB |
high bay |
| HB |
hyperbaric |
| HBBW |
half-beam bandwidth |
| HBR |
high bit rate |
| HBT |
Heflex bioengineering test |
| HBW |
hot bridge wire |
| HC |
hand control |
| HC |
head count |
| HC |
high carbon |
| HC |
hybrid computer |
| HCCB |
Hardware Configuration Control Board |
| HCDB |
historical cost data base |
| HCF |
high-cycle fatigue |
| HCF |
HIM configuration file |
| HCI |
hardness-critical item |
| HCM |
hard-copy module |
| HCMM |
heat capacity mapping mission |
| HCP |
hydraulic circulation pump |
| HCR |
high cross range |
| HCRB |
Hardware Configuration Review Board |
| HCS |
high-carbon steel |
| HCSHT |
high-carbon steel heat-treated |
| HCSL |
Hybrid Computation and Simulation Laboratory |
| HCU |
hydraulic charging unit |
| HCV |
helium check valve |
| HCl |
hydrogen chloride |
| HD |
hand-drawn |
| HD |
heavy duty |
| HD |
highly desirable |
| HD |
hold-down |
| HD |
horizontal drain |
| HD |
hydrogen drain |
| HDA |
hardware disposition area |
| HDA |
housekeeping data acquisition |
| HDC |
Hasselblad data camera |
| HDDR |
high-density digital recorder |
| HDI |
Human Development Institute |
| HDP |
hold-down post |
| HDR |
high data rate |
| HDRA |
high-data-rate assembly |
| HDRM |
high-data-rate multiplexer |
| HDRR |
high-data-rate recorder |
| HDRS |
high-data-rate system |
| HDRSS |
high-data-rate storage system |
| HDS |
hardware description sheet |
| HDS |
hydrogen disposal system |
| HDTV |
high-definition television |
| HDX |
half-duplex |
| HE |
hardware evaluation |
| HE |
hardware evaluator |
| HE |
heat exchange |
| HE |
heat exchanger |
| HE |
high explosive |
| HE |
high explosive on target |
| HE |
high-energy astrophysics |
| HE |
human engineering |
| HEAO |
High-Energy Astronomy Observatory |
| HEAP |
high-energy aimpoint |
| HEDI |
high endoatmospheric defense interceptor |
| HEDS |
high endo designation sensor |
| HEDSIM |
high endo simulation |
| HEDSIM |
high endoatmospheric defense system simulator |
| HEDSIM |
high endoatmospheric event-based simulation |
| HEL |
high-energy laser |
| HELCUSS |
high-energy laser computerized unmanned space |
| HELF |
high-energy laser fluence |
| HEM |
hitchhike experiment module |
| HEMIL |
hardware evaluator, man in loop |
| HEO |
high Earth orbit |
| HEO |
high-energy orbit |
| HEOO |
Honeywell Electro-Optical Operations |
| HEOR |
historical event operation record |
| HEOS |
high endo designator sensor |
| HEPA |
high-efficiency particle accumulator |
| HEPA |
high-efficiency particle air |
| HER |
HIM equipment rack |
| HERSCP |
hazardous exposure reduction and safety criteria plan |
| HERT |
Headquarters Emergency Relocation Team |
| HESS |
high-energy squib simulator |
| HEXAD |
developmental 6-axis IMU |
| HF |
hard failure |
| HF |
high frequency |
| HF |
horizontal flight |
| HF |
hot firing |
| HF |
hydrogen fill |
| HF |
hydrogen fluoride |
| HF/DF |
hydrogen fluoride/deuterium fluoride |
| HFA |
high-frequency accelerometer |
| HFC |
heat flow and convection |
| HFC |
hydraulic flight control |
| HFCL |
Hydraulic Flight Control Laboratory |
| HFCT |
hydraulic flight control test |
| HFCV |
helium flow control valve |
| HFCW |
hydrogen fluoride continuous wave |
| HFDP |
human factors development plan |
| HFDS |
hydrogen fluid distribution system |
| HFE |
high-frequency executive |
| HFE |
human factors engineering |
| HFMP |
human factors management plan |
| HFMU |
high-fidelity mockup |
| HFO |
high-frequency oscillator |
| HFP |
hardened focal plane |
| HFRA |
high-frequency recovery antenna |
| HFRW |
high-frequency resistance welding |
| HFS |
high-fidelity simulator |
| HFS |
horizontal flight simulator |
| HFS |
hyperfine structure |
| HFT |
horizontal flight test |
| HFTE |
human factors test and engineering |
| HFTF |
horizontal flight test facility |
| HFTS |
horizontal flight test simulator |
| HFX |
high-frequency transceiver |
| HG |
high gain |
| HGA |
high-gain antenna |
| HGAS |
high-gain antenna system |
| HGDS |
hazardous gas detection system |
| HGM |
hot-gas manifold |
| HGS |
hydrogen gas saver |
| HGV |
hydrogen gas valve |
| HGVT |
horizontal ground vibration test |
| HH |
handhold |
| HHMU |
hand-held maneuvering unit |
| HI |
Honeywell, Incorporated |
| HIAD |
Handbook of Information for Aircraft Designers |
| HIAD |
High-Altitude Defense Program |
| HIBREL |
high-brightness relay |
| HIC |
hardware integration contractor |
| HICAMP |
Highly Calibrated Airborne Measurements Program |
| HID |
hardware interface device |
| HID |
HIM interface distributor |
| HIGED |
Handbook of Instructions for Ground Equipment Designers |
| HIL |
hardware in loop |
| HIL |
human in the loop |
| HILS |
hardware-in-the-loop simulation |
| HIM |
hardware interface module |
| HIP |
hardware interface panel |
| HIP |
hardware interface processor |
| HIP |
hardware interface program |
| HIP |
hot isostatic press |
| HIPO |
hierarchical input-process output |
| HIPO |
hierarchy plus input, process, and output |
| HITS |
hierarchical integrated test simulator |
| HITS |
high-rate multiplexer input and output test system |
| HIU |
headset interface unit |
| HIV |
helium isolation valve |
| HK |
housekeeping |
| HKV |
hit-to-kill vehicle |
| HL |
hard line |
| HL |
heel line |
| HL |
high level |
| HL |
hinge line |
| HL |
hydrogen line |
| HLAL |
high-level assembler language |
| HLC |
hybrid load controller |
| HLCM |
high-level control module |
| HLLV |
heavy-lift launch vehicle |
| HLTL |
high-level test language |
| HM |
hinge mount |
| HMA |
hypergolic maintenance area |
| HMB |
hard mobile basing |
| HMC |
hybrid microcircuit |
| HMCF |
hypergolic maintenance and checkout facility |
| HMD |
head-mounted device |
| HMD |
helmet-mounted display |
| HMF |
health maintenance facility |
| HMF |
horizontal mating facility |
| HMF |
hypergolic maintenance facility (KSC) |
| HML |
hard mobile launcher |
| HML |
hardened mobile launcher |
| HMO |
health maintenance organization |
| HMP |
hydrazine monopropellant (RCS propellant) |
| HMPAC |
helmet-mounted multipurpose applications control |
| HMS |
hazard monitor system |
| HMS |
health monitoring system |
| HMS |
history memory system |
| HMTT |
Hurricane Mesa Test Track |
| HMU |
hardware mockup |
| HMV |
hydrogen manual valve |
| HNCO |
high-precision numerical-controlled oscillator |
| HO |
hydrogen-oxygen |
| HOE |
homing optical experiment |
| HOE |
homing overlay experiment |
| HOFCO |
horizontal functional checkout |
| HOL |
high-order language |
| HOL |
higher order language |
| HOLAB |
holographic laboratory brassboard |
| HOLC |
high-order language computer |
| HOS |
high-order software |
| HOS |
hybrid operating system |
| HOSC |
Huntsville Operations Support Center |
| HOST |
hardened optical sensor test bed |
| HOW |
handover word |
| HP |
handling procedure |
| HP |
Hewlett-Packard |
| HP |
high pass |
| HP |
high pressure |
| HP |
horsepower |
| HP |
hydrogen purge |
| HP |
perigee altitude |
| HP |
pressure altitude |
| HPA |
handling and positioning aid |
| HPA |
high-power amplifier |
| HPA |
high-power antenna |
| HPAU |
high-power amplifier unit |
| HPBRM |
high payload baseline reference mission |
| HPBW |
half-power beam width |
| HPC |
corrected pressure altitude |
| HPF |
highest probable frequency |
| HPF |
Horizontal Processing Facility |
| HPFT |
high-pressure fuel turbopump |
| HPFTP |
high-pressure fuel turbopump |
| HPG |
high-pressure gas |
| HPGS |
high-pressure gas system |
| HPI |
high-performance insulation |
| HPICS |
heat pipe instrumentation and control system |
| HPM |
Harvard Project Manager |
| HPM |
high-performance motor |
| HPM |
high-power microwave |
| HPOL |
High-Power Optics Laboratory |
| HPOP |
high-pressure oxidizer pump |
| HPOT |
high-pressure oxidizer turbopump |
| HPOTP |
high-pressure oxidizer turbopump |
| HPPF |
Horizontal Payloads Processing Facility |
| HPR |
hydrogen pressure regulator |
| HPRV |
hydrogen pressure relief valve |
| HPS |
hydraulic power system |
| HPT |
high-pressure test |
| HPU |
high-power unit |
| HPU |
hydraulic power unit |
| HPU |
hydraulic propulsion unit |
| HPU |
uncorrected pressure altitude |
| HPV |
high-pressure valve |
| HQ |
headquarters |
| HQR |
handling qualities rating (Cooper-Harper) |
| HR |
heat-resistant |
| HR |
historical record |
| HR |
hydrogen relief |
| HR&T |
heat rejection and transport |
| HRAA |
high-rate acquisition assembly |
| HRC |
Hasselblad reflex camera |
| HRD |
high-rate dosimeter |
| HRDA |
high-rate data assembly |
| HRDM |
high-rate demultiplexer |
| HRDR |
high-rate digital recorder |
| HRE |
hardware reuse evaluation |
| HRG |
hemispherical resonating gyro |
| HRIR |
high-resolution infrared radiometer |
| HRL |
horizontal reference line |
| HRM |
hand-held radiation meter |
| HRM |
high-rate multiplexer |
| HRMA |
high-resolution mirror assembly |
| HRPS |
hazard reduction precedence sequence |
| HRSI |
high-temperature reusable surface insulation |
| HRSO |
high-resolution solar observatory |
| HRTS |
HR&T system |
| HS |
hard silo |
| HS |
heat shield |
| HS |
heat suppression |
| HS |
high speed |
| HS |
horizon sensor |
| HS |
hot short |
| HS |
hydrogen sulfide |
| HSA |
heat shield abort |
| HSB |
heat shield boost |
| HSC |
hardware and software coordination |
| HSC |
hierarchical storage controller |
| HSC |
house spacecraft |
| HSCS |
high-speed communications subsystem |
| HSCU |
hydraulic supply and checkout unit |
| HSD |
Hamilton Standard Division |
| HSD |
high-speed data |
| HSD |
high-speed device |
| HSD |
horizontal situation display |
| HSDL |
high-speed data line |
| HSE |
heat shield entry |
| HSF |
Hypergolic Servicing Facility |
| HSG |
high sustained g's (acceleration) |
| HSG |
high-speed gear |
| HSI |
horizontal situation indicator |
| HSIG |
hermetically sealed integrating gyroscope |
| HSK |
horizontal sling kit |
| HSL |
Hardware Simulation Laboratory |
| HSP |
high-speed printer |
| HSR |
hardware status register |
| HSR |
heat-shield recovery |
| HSR |
high speed reader |
| HSRV |
heat-source reentry vehicle |
| HSS |
high stress/strain |
| HSSM |
hardened space sensor model |
| HST |
Hubble Space Telescope |
| HSTF |
Hypergolic System Test Facility |
| HSU |
helium service unit |
| HSV |
hypersonic vehicle |
| HT |
Hadamard transform |
| HT |
heat transfer |
| HT |
heat treatment |
| HT |
heat-treat |
| HT |
high technology |
| HTC |
high-temperature carbon |
| HTC |
hybrid technology computer |
| HTE |
hazardous top-level event |
| HTLL |
high-test-level language |
| HTM |
high-throughput mission |
| HTO |
horizontal takeoff |
| HTP |
hydroxyl terminated propellant |
| HTPB |
hydroxyl terminator polybutadiene |
| HTPB |
hydroxyl terminated polybutylene |
| HTS |
Hawaii tracking station |
| HTS |
heat transfer system |
| HTS |
heat transport section |
| HUD |
head-up display |
| HUL |
hardware utilization list |
| HULL |
hardware utilization and location list |
| HUT |
hard upper torso |
| HV |
high velocity |
| HV |
high voltage |
| HV |
hydrogen vent |
| HVAC |
heating, ventilation, and air conditioning |
| HVDS |
hazardous vapor detection system |
| HVE |
high-voltage electronics |
| HVI |
high-velocity impact |
| HVM |
hydraulic valve module |
| HVM |
hypervelocity missile |
| HVPS |
high-voltage power supply |
| HVSF |
Honeywell Verification Simulation Facility |
| HVSL |
holidays, vacation, and sick leave |
| HW |
half word |
| HW |
hardware |
| HW |
head wind |
| HW |
heavyweight |
| HW |
hot wire |
| HW/SW |
hardware/software |
| HWCI |
hardware configuration item |
| HWIL |
hardware in loop |
| HWT |
hypersonic wind tunnel |
| HX |
heat exchanger |
| HYDAC |
hybrid digital-analog computer |
| HYPACE |
hybrid programmable attitude control electronics |
| HYSAT |
hybrid satellite |
| HYSAT |
hybrid sensor experimental satellite |
| HeG |
helium gauge |
| HeGV |
helium gauge valve |
| HeMV |
helium manual valve |
| HgCdTe |
mercury-cadmium-telluride |
| HiRAP |
high-resolution accelerometer package |
| Hz |
hertz (cycles per second) |
| I |
in phase |
| I |
inertia |
| I |
integer valve |
| I |
irradiated |
| I&C |
installation and checkout |
| I&C |
instrumentation and communication |
| I&C |
integration and checkout |
| I&C/O |
installation and checkout |
| I&ES |
information and electronics system |
| I&O |
inlet and outlet |
| I&Q |
in phase and quadrature |
| I&R |
inspect and review |
| I&R |
interchangeability and replaceability |
| I&RS |
instrumentation and range safety |
| I&S |
interchangeability and substitutability |
| I&T |
integration and test |
| I-load |
initial load |
| I-load |
initialization load |
| I/C |
intercom |
| I/F |
interface |
| I/FU |
interface unit |
| I/O |
input/output |
| I/OB |
input/output bus |
| I/OC |
input/output controller |
| I/OMI |
integration, operations, and maintenance instruction |
| I/OP |
inboard/outboard profile |
| I/OT |
input/output test |
| I/OU |
input/output unit |
| I/P |
impact predictor |
| I/P |
in progress |
| I/Q |
in phase/quadrature |
| I/S |
installation of systems |
| I/T |
intertank |
| I/U |
instrumentation unit |
| I/V |
inlet valve |
| I/W |
in work |
| I3L |
isoplanar integrated injection logic |
| IA |
implementation agency |
| IA |
input axis |
| IA |
interface agreement |
| IA |
inverter assembly |
| IA |
issuing agency |
| IA&T |
integration, assembly, and test |
| IAA |
International Aerospace Abstracts |
| IAB |
IUS Assembly Building |
| IACO |
installation, assembly, and checkout |
| IACS |
inertial attitude control system |
| IAD |
interface agreement document |
| IAD |
interface analysis document |
| IAF |
interactive facility |
| IAH |
interface attachment hardware |
| IAL |
immediate action letter |
| IAL |
international algebraic language |
| IAM |
information asset management |
| IAM |
International Association of Machinists |
| IAN |
institutional area network |
| IAPU |
improved auxiliary power unit |
| IAS |
impact assessment sheet |
| IAS |
indicated airspeed |
| IAS |
Institute of Aeronautical Sciences |
| IAS |
integrated avionics subsystem |
| IASS |
inverter/ATCS support structure |
| IAT |
integrated avionics test |
| IAV |
inventory adjustment voucher |
| IAW |
in accordance with |
| IB |
inboard |
| IB |
inert building |
| IB |
inner button |
| IB |
instruction book |
| IBC |
impurity-band conductor |
| IBEW |
International Brotherhood of Electrical Workers |
| IBF |
internally blown flap |
| IBM |
International Business Machines |
| IBR |
implementation baseline review |
| IBSS |
Infrared Background Signature Survey |
| IBT |
International Brotherhood of Teamsters |
| IC |
incremental cost |
| IC |
intercomputer communication |
| IC |
interim change |
| IC |
internal combustion |
| IC |
IOC chamber |
| IC |
inertial component |
| IC |
information center |
| IC |
initial condition |
| IC |
integrated circuit |
| IC |
integration cell |
| IC |
intercom |
| IC |
intercommunications |
| IC |
intercomputer |
| IC/ES |
intercommunication/emergency station |
| ICA |
intelligent communicating agent |
| ICA |
interim change analysis |
| ICA |
item change analysis |
| ICAAD |
interactive computer-aided analysis and design |
| ICAI |
intelligent CAI |
| ICAM |
integrated computer-aided manufacturing |
| ICAO |
International Civil Aviation Organization |
| ICAPC |
increased-capability adaptive payload carrier |
| ICAR |
initiated corrective action report |
| ICAR |
investigation and corrective action report |
| ICB |
interim change bulletin |
| ICB |
interrupt control block |
| ICBC |
IMAX cargo bay camera |
| ICBM |
intercontinental ballistic missile |
| ICC |
intercomputer channel |
| ICC |
intercomputer communication |
| ICC |
interface control chart |
| ICC |
interface control contractor |
| ICC |
Interstate Commerce Commission |
| ICCD |
intensified CCD |
| ICCP |
interface coordination and control procedure |
| ICCWG |
Intercenter Communication Working Group |
| ICD |
interface control document |
| ICD |
interface control documentation |
| ICD |
interface control drawing |
| ICDR |
incremental critical design review |
| ICDS |
interface control document schedule |
| ICDU |
inertial coupling data unit |
| ICE |
input control element |
| ICE |
instrument checkout equipment |
| ICE |
instrument/communication equipment |
| ICE |
instrumentation/communication equipment |
| ICF |
interface control function |
| ICG |
in-flight coverall garment |
| ICHA |
integrated cargo hazard assessment |
| ICI |
interim configuration inspection |
| ICL |
interface control layout |
| ICM |
instrumentation and communication monitor |
| ICM |
integrated cost module |
| ICMS |
indirect cost management system |
| ICMT |
intercontract material transfer |
| ICN |
intercomputer network |
| ICN |
interface change notice |
| ICO |
integrated checkout |
| ICO |
integrated-communication officer |
| ICP |
ICS control program |
| ICP |
indicator control panel |
| ICP |
interface change proposal |
| ICP |
interface control panel |
| ICP |
inventory control point |
| ICR |
inductance, capacitance, and resistance |
| ICR |
instruction change request |
| ICR |
interface compatibility record |
| ICRB |
Interface Change Review Board |
| ICRP |
International Council on Radiation Protection |
| ICS |
instrumentation control system |
| ICS |
intercommunication system |
| ICS |
interface control specification |
| ICS |
interphone control station |
| ICS |
interpretive computer simulator |
| ICSU |
International Council of Scientific Unions |
| ICT |
influence coefficient test |
| ICT |
interface control tooling |
| ICTC |
inertial component temperature controller |
| ICTE |
inertial component test equipment |
| ICU |
in-flight calibration unit |
| ICU |
interface control unit |
| ICW |
interrupted continuous wave |
| ICWG |
Interface Control Working Group |
| ID |
identification |
| ID |
identification data |
| ID |
inside diameter |
| ID |
integrated diagnostic |
| ID |
interactive discrimination |
| ID |
interface device |
| ID |
interface document |
| ID&C |
integrated displays and controls |
| ID&CA |
inverter distribution and control assembly |
| ID&CS |
ID&C subsystem |
| ID&D |
inspection damage and discrepancy |
| IDA |
integrated display assembly |
| IDA |
interface definition agreement |
| IDA |
intermediate data array |
| IDAC |
integrated digital-analog converter |
| IDAR |
interim data assessment review |
| IDAS |
integrated data acquisition system |
| IDB |
in-suit drink bag |
| IDBMS |
integrated data base management system |
| IDC |
IMBLMS digital computer |
| IDC |
integrated displays and controls |
| IDC |
interface document control |
| IDCA |
inverter distribution and control assembly |
| IDCP |
interdivision change proposal |
| IDD |
IGS data denial |
| IDD |
integrated data denial |
| IDD |
interface definition document |
| IDD |
interface description document |
| IDD |
interface design document |
| IDE |
initial design evaluation |
| IDE |
integrated design environment |
| IDE |
interactive development environment |
| IDEAS |
initial design and evaluation analysis system |
| IDEAS2 |
independent design and evaluation of advanced spacecraft |
| IDEF |
ICAM definition |
| IDEP |
interservice data exchange program |
| IDG |
integrated drive generator |
| IDI |
instrumentation data item |
| IDL |
indentured drawing list |
| IDMM |
Intermediate and Depot Maintenance Manual |
| IDMRD |
intermediate and depot maintenance requirements document |
| IDMRS |
intermediate depot maintenance requirements |
| IDMS |
information and data management system |
| IDO |
interdivisional operation |
| IDOS |
integrated display operating system |
| IDOT |
instrument digital on-line transcriber |
| IDP |
I-load data pack |
| IDP |
integrated data processing |
| IDP |
interface digital processor |
| IDR |
initial design review |
| IDR |
interim data review |
| IDR |
interim design review |
| IDR |
interim discrepancy report |
| IDR |
intermediate design review |
| IDRA |
interdivision revision authorization |
| IDRD |
information definition requirements document |
| IDRD |
internal data requirement description |
| IDS |
I-load data set |
| IDS |
information data system |
| IDS |
integrated defense simulator |
| IDS |
integrated design support |
| IDS |
integrated design system |
| IDS |
integrated display system |
| IDS |
interface data sheet |
| IDS |
item description sheet |
| IDSD |
Institutional Data System Division (JSC) |
| IDSNET |
integrated defense simulator network |
| IDSNET |
integrated defense system network |
| IDSO |
interdivisional sales order |
| IDSR |
initial design status review |
| IDSR |
interdivisional support request |
| IDSS |
integrated design support system |
| IDSS |
integrated diagnostic support system |
| IDT |
I-load data tape |
| IDT |
image detector tube |
| IDT |
image dissector tube |
| IDTA |
interdivisional technical agreement |
| IDU |
interface demonstration unit |
| IDWA |
interdivisional work authorization |
| IEA |
integrated electronic assembly |
| IECM |
induced-environment contamination monitor |
| IECO |
inboard engine cutoff |
| IECS |
igloo environment control subsystem |
| IED |
interacting equipment document |
| IEEE |
International Electrical and Electronic Engineers |
| IEEP |
incapacitated emergency egress practice |
| IEF |
isoelectric focusing |
| IEFT |
integrated experiment functional test |
| IEIWG |
International Element Interface Working Group |
| IEMC |
intrasystem electromagnetic compatibility |
| IEMCAP |
Intrasystem Electromagnetic Compatibility Computer Analysis Program |
| IES |
information extraction system |
| IESD |
Instrumentation and Electronic Systems Division (JSC) |
| IF |
integration facility |
| IF |
interface |
| IF |
intermediate frequency |
| IF |
internal fault |
| IF/FDM |
intermediate frequency/frequency division multiplexer |
| IFA |
in-flight analysis |
| IFA |
interface functional analysis |
| IFASC |
Integrated Functions Assessment Steering Committee |
| IFB |
invitation for bid |
| IFCG |
Interface Control Group |
| IFDL |
interfacility data link |
| IFE |
industrial furnished equipment |
| IFE |
isoelectric focusing experiment |
| IFF |
identification, friend or foe |
| IFFN |
identification, friend, foe, neutral |
| IFM |
in-flight maintenance |
| IFO |
Information Systems Office |
| IFOT |
in-flight operations and training |
| IFOV |
instantaneous field of view |
| IFOV |
instrument field of view |
| IFR |
instrument flight rule |
| IFRU |
in-flight replaceable unit |
| IFS |
impact and flotation system |
| IFS |
integrated FEP simulator |
| IFS |
integrated flight simulator |
| IFS |
interface specification |
| IFT |
in-flight test |
| IFT |
interface tool |
| IFTD |
interface terminal distributor |
| IFTE |
intermediate forward test equipment |
| IFTM |
in-flight test and maintenance |
| IFTS |
in-flight test system |
| IFU |
interface unit |
| IG |
inertial guidance |
| IG |
inner gimbal |
| IG |
instrument ground |
| IG |
instrumentation group |
| IG |
internal guidance |
| IGA |
inner gimbal angle |
| IGAX |
inner gimbal axis |
| IGC |
interactive gaming center |
| IGDR |
interim GDR |
| IGDR |
interior geophysical data record |
| IGDS |
interactive graphic design system |
| IGDS |
iodine generating and dispensing system |
| IGE |
image generating equipment |
| IGE |
instrumentation ground equipment |
| IGES |
initial graphic exchange specification |
| IGM |
interactive guidance mode |
| IGM |
iterative guidance mode |
| IGN&C |
integrated guidance, navigation, and control |
| IGOR |
intercept ground optical recorder |
| IGOS |
interactive graphic orbit system |
| IGS |
inertial guidance system |
| IGS |
intergimbal assembly |
| IGS |
IONDS global segment |
| IGSE |
in-space ground support equipment |
| IGSE |
instrument ground support equipment |
| IGV |
inlet guide valve |
| IGV |
inlet guide vane |
| IGY |
international geophysical year |
| IH/SR |
integrated hardware/software review |
| IHA |
interface hazard analysis |
| IHP |
indicated horsepower |
| IHSR |
integrated hardware/software review |
| IHTV |
interim hypersonic test vehicle |
| IHX |
interloop heat exchanger |
| II |
implementing instruction |
| IIOP |
in-orbit plane |
| IIS |
inspection item sheet |
| IIS |
interface identification sheet |
| IISS |
integrated information support system |
| IITCS |
igloo internal thermal control section |
| IK |
inner keel |
| IL |
internal letter |
| ILA |
instrument landing approach |
| ILAS |
instrument landing approach system |
| ILC |
initial launch capability |
| ILC |
International Latex Company |
| ILCCS |
integrated launch checkout and control system |
| ILMF |
intermediate-level maintenance facility |
| ILO |
integrated logistics operations |
| ILP |
Integrated Logistics Panel |
| ILRV |
integral launch and reentry vehicle |
| ILS |
instrument landing system |
| ILS |
integrated logistics support |
| ILS |
integrated logistics system |
| ILS/LAR |
integrated logistics system and logistics a |
| ILSA |
integrated logistics support analysis |
| ILSC |
integrated logistics support concept |
| ILSCP |
integrated logistics support concept plan |
| ILSIM |
integration of lethality studies into model |
| ILSMT |
Integrated Logistics Support Management Team |
| ILSP |
integrated logistics support plan |
| ILSSE |
integrated life science Shuttle experiment |
| ILSWG |
Integrated Logistics Support Working Group |
| ILT/RT |
imprecisely located target/relocatable target |
| IM |
information memory |
| IM |
infrastructure module |
| IM |
integration management |
| IM |
interface module |
| IM |
intermediate moisture |
| IM |
intermodulation |
| IMADS |
information management assimilation and delivery system |
| IMAS |
institutional management accounting system |
| IMBLMS |
integrated medical/behavioral laboratory measurement |
| IMC |
image motion compensation |
| IMCC |
Integrated Mission Control Center |
| IMCP |
integrated monitor and control panel |
| IMCR |
integrated master control record |
| IMDB |
integrated maintenance data base |
| IMDS |
integrated monitoring and diagnostics system |
| IMF |
inventory master file |
| IMIC |
Integrated Management Information Center |
| IMIC |
integrated management information computer |
| IMIP |
Industrial Modernization Incentive Program |
| IML |
inner mold line |
| IML |
inside mold line |
| IMLEO |
initial mass in low Earth orbit |
| IMO |
Integration Management Office |
| IMP |
inflatable micrometeoroid paraglider |
| IMP |
information management plan |
| IMP |
initial memory protection |
| IMP |
interplanetary monitoring platform |
| IMP |
inventory management plan |
| IMPACT |
integrated material productivity action |
| IMRB |
interim mission reconfiguration base |
| IMRO |
inspection, modification, and repair order |
| IMS |
information management system |
| IMS |
inhibit main store |
| IMS |
interplanetary monitor satellite |
| IMS |
inventory management system |
| IMSS |
in-flight medical supply system |
| IMST |
integrated mission simulation test |
| IMTF |
integrated manufacturing test facility |
| IMU |
inertial measurement unit |
| IMUGSE |
IMU ground support equipment |
| IMUPLM |
inertial measurement unit prelaunch monitor |
| IMW |
intelligent machining work station |
| IN |
Information Systems Directorate (KSC) |
| INBIT |
input bit |
| INC |
installation notice card |
| INC |
installation notification certificate |
| INCO |
instrumentation and communication officer |
| INDAT |
incoming data |
| INITCO |
initialization and checkout |
| INR |
inertial reference |
| INS |
inertial navigation system |
| INSAT |
India communications satellite |
| INT |
integrated test |
| INTASAT |
Instituto Nacional De Tecnica Aerospacial |
| INTC/O |
integrated checkout |
| INTELSAT |
International Telecommunications Satellite |
| INTF |
interim national test facility (CSOC location) |
| IO |
industral operations |
| IOA |
input, output, or assembly |
| IOA |
input/output adapter |
| IOB |
input/output box |
| IOB |
input/output buffer |
| IOB |
input/output bus |
| IOBPS |
input/output box and peripheral simulator |
| IOC |
indirect operating cost |
| IOC |
initial operational capability |
| IOC |
input/output controller |
| IOC |
integrated operations configuration |
| IOC |
item of concern |
| IOCP |
ITS on-board computer program |
| IOCU |
input/output control unit |
| IOD |
initial orbit determination |
| IOE |
input/output error (log table) |
| IOF |
initial operational flight |
| IOHA |
integrated operating hazard analysis |
| IOL |
interoffice letter |
| IOM |
input/output module |
| IONDS |
integrated operational nuclear detection system |
| IONDS |
integrated operational nuclear detonation system |
| IOP |
input/output part |
| IOP |
input/output processor |
| IOPL |
integrated open-problem list |
| IOPT |
input/output parameter table |
| IOQE |
input/output queue element |
| IORL |
input/output requirements language |
| IORTD |
input/output relationships and timing diagram |
| IOS |
Indian Ocean ship |
| IOS |
initial operational system |
| IOS |
input/output supervisor |
| IOS |
instructor operator station |
| IOSC |
integrated operations support complex (VLS) |
| IOT&E |
initial operational test and evaluation |
| IOT&E |
integration operational test and evaluation |
| IOU |
input/output unit |
| IP |
identification of position |
| IP |
instrumentation of pulse code modulation master unit |
| IP |
interfacing processor |
| IP |
intermediate pallet |
| IP |
intermediate pressure |
| IP |
iron pipe |
| IP |
impact point |
| IP |
in plant |
| IP |
industrial preparedness |
| IP |
inertial processing |
| IP |
initial point |
| IP |
instructor pilot |
| IP |
instrument payload |
| IP |
instrument processor |
| IPA |
industrial preparedness action |
| IPA |
intermediate-power amplifier |
| IPACS |
integrated power and attitude control system |
| IPAD |
integrated program for aerospace vehicle design |
| IPAR |
irregular parts authorization request |
| IPAS |
integrated problem assessment system |
| IPB |
illuminated push button |
| IPB |
illustrated parts breakdown |
| IPC |
integrated procurement control |
| IPC |
intermittent positive control |
| IPCL |
instrument program and component list |
| IPCL |
instrumentation program and components list |
| IPD |
Information Processing Division |
| IPDR |
incremental preliminary design review |
| IPE |
industrial plant equipment |
| IPF |
IUS Processing Facility |
| IPL |
indentured parts list |
| IPL |
initial program load |
| IPLC |
initial program load complete |
| IPLS |
initial program load start |
| IPM |
integration program manager |
| IPMS |
inertial performance measurement system |
| IPP |
individual program plan |
| IPP |
industrial preparedness plan |
| IPPB |
illustrated provisioning parts breakdown |
| IPR |
ice-point reference |
| IPR |
in-process review |
| IPR |
interim problem report |
| IPS |
information processing system |
| IPS |
instrument pointing system (subsystem) |
| IPS |
instrumentation power system (subsystem) |
| IPS |
integrated propulsion system |
| IPS |
international pipe standard |
| IPS |
inverter power supply |
| IPS |
invoice processing system |
| IPSL |
interface problem status log |
| IPSS |
integrated parts statusing system |
| IPSS |
integrated project scheduling system |
| IPT |
in-plant transporter |
| IPT |
internal parameter table |
| IPT |
internal pipe thread |
| IPT |
international pipe thread |
| IPTCS |
igloo passive thermal control section |
| IPTR |
in-process technical review |
| IPWG |
Integrated Project Working Group |
| IQSY |
international quiet sun year |
| IQT |
initial qualification training |
| IR |
inclination of the ascending return |
| IR |
infrared |
| IR |
inner roll |
| IR |
inside radius |
| IR |
interchangeability and replaceability |
| IR |
international rendezvous |
| IR |
interrogator-responder |
| IR&D |
independent research and development |
| IRAM |
input random access memory |
| IRAMS |
inertial reference alignment monitor system |
| IRAN |
inspection and repairs as necessary |
| IRANSAT |
Iranian government communications satellite |
| IRAS |
infrared astronomical satellite |
| IRBM |
intermediate-range ballistic missile |
| IRBS |
infrared background sensor |
| IRBS |
intermediate-range ballistic system |
| IRBS |
intermediate-range booster system |
| IRCFE |
infrared communications flight experiment |
| IRCS |
integrated resource control system |
| IRD |
information requirements description |
| IRD |
information requirements document |
| IRD |
initiating reference document |
| IRD |
integration requirements document |
| IRD |
interface requirements document |
| IRDS |
information resource dictionary system |
| IRDTS |
ITS RF and digital test set |
| IRE |
Institute of Radio Engineers |
| IRG |
inertial rate gyro |
| IRIG |
inertial rate integrating gyroscope |
| IRIG |
inertial reference integrating gyroscope |
| IRIG |
Interrange Instrumentation Group |
| IRIS |
infrared instrumentation system |
| IRIS |
Italian research interim stage |
| IRL |
initiating reference list |
| IRL |
interface requirements list |
| IRM |
information resource management |
| IRM |
integrated range mission |
| IRME |
initiator resistance measuring equipment |
| IRN |
interface revision notice |
| IRN |
interim revision notice |
| IRP |
inertial reference package |
| IRR |
independent readiness review |
| IRR |
initial requirements review |
| IRR |
inspection rejection report |
| IRR |
integral rocket ramjet |
| IRR |
integrated readiness review |
| IRR |
interface requirements review |
| IRS |
interface requirements specification |
| IRST |
infrared search track |
| IRTCM |
integrated real-time contamination monitor |
| IRU |
inertial reference unit |
| IRU |
IVA replaceable unit |
| IS |
installation support |
| IS |
instrumentation system |
| IS |
integrated satellite |
| IS |
interconnecting station |
| ISA |
inertial sensor assembly |
| ISA |
instruction set architecture |
| ISA |
instructional systems approach |
| ISA |
interim stowage assembly |
| ISAR |
inverse synthetic-aperture radar |
| ISATS |
integration spacecraft automated test system |
| ISB |
independent side band |
| ISC |
industrial support contractor |
| ISC |
Information Systems Center |
| ISCCB |
Internal Software Change Control Board |
| ISCM |
initial software configuration map |
| ISD |
inspection supervision disposition |
| ISD |
instruction sequence diagram |
| ISD |
instructional systems design |
| ISD |
instructional systems development (USAF) |
| ISEE |
international sun-Earth explorer |
| ISF |
industrial space facility |
| ISHA |
integrated system hazard analysis |
| ISI |
initial systems installation |
| ISI |
instrumentation support instruction |
| ISIL |
interim support items list |
| ISIS |
integrated safety information system |
| ISL |
inertial systems laboratory |
| ISLM |
integration shop and lab manager |
| ISM |
image steering mirror |
| ISMRB |
Information Systems Management Review Board |
| ISMS |
interactive supply management system |
| ISN |
internal statement number |
| ISO |
International Standardization Organization |
| ISP |
instrumentation support plan |
| ISP |
Integrated Space Plan |
| ISP |
integrated support plan |
| ISPF |
interactive system productive facility |
| ISPG |
Institutional Support Planning Group |
| ISR |
industrial security regulation |
| ISR |
initial system release |
| ISR |
integrated safety review |
| ISR |
interim shop release |
| ISR |
interim system review |
| ISR |
interrupt service routine |
| ISRB |
Integrated System Review Board |
| ISS |
inertial subsystem |
| ISS |
information subsystem |
| ISS |
installation support services |
| ISS |
instruction summary sheet |
| ISS |
integrated scheduling system |
| ISS |
integrated system schematic |
| ISS |
international space station |
| ISSA |
integrated software safety analysis |
| ISSL |
initial spares support list |
| ISSO |
Information Systems Security Office |
| IST |
initial system test |
| IST |
instrumentation support team |
| IST |
integrated systems test |
| ISTA |
intertank structural test assembly |
| ISTB |
integrated subsystem test bed |
| ISU |
international system of units |
| ISWG |
Integrated Support Working Group |
| IT |
identification transponder |
| IT |
integrated technology |
| IT&V |
integrated test and verification |
| ITA |
integrated test area |
| ITA |
integrated test article |
| ITA |
integrated truss assembly |
| ITB |
invitation to bid |
| ITC |
igloo thermal control |
| ITC |
integrated test configuration |
| ITD |
informal test description |
| ITD |
integrated technology demonstration |
| ITD |
integrated test documentation |
| ITDR |
integrated technology and design review |
| ITE |
instrumentation test equipment |
| ITE |
integration test equipment |
| ITE |
intersite transportation equipment |
| ITI |
inspection and test instruction |
| ITIS |
ITI sheet |
| ITL |
integrate, transfer, and launch |
| ITL |
integrated transport launcher |
| ITMG |
integrated thermal/micrometeoroid garment |
| ITO |
initial time-out |
| ITO |
integration and test order |
| ITP |
informal test plan |
| ITP |
informal test procedure |
| ITP |
integral tile part |
| ITP |
integrated test plan |
| ITP |
integrated training plan |
| ITR |
informal test result |
| ITR |
integrated technology review |
| ITR |
interim technical report |
| ITRB |
Integrated Technical Review Board |
| ITRD |
integrated test requirements document |
| ITRR |
integrated technology requirements review |
| ITS |
Institute for Telecommunications Sciences |
| ITS |
integrated transfer subsystem |
| ITS |
intercept trajectory simulation |
| ITSS |
integrated tactical surveillance system |
| ITU |
infrared telescope unit |
| ITU |
International Telecommunication Union |
| ITV |
instrumented test vehicle |
| ITV |
integrated technology validation |
| ITVE |
integrated technology validation experiment |
| IU |
instrument unit |
| IU |
interface unit |
| IUA |
inertial unit assembly |
| IUA |
interface unit adapter |
| IUCS |
instrumentation update command system |
| IUDS |
integrated utilities distribution system |
| IUE |
interface unit error |
| IUE |
international ultraviolet explorer |
| IUI |
integrated user interface |
| IUO |
interunit order |
| IURAP |
International User Resource Allocation Panel |
| IUS |
inertial upper stage |
| IUS |
interim use sheet |
| IV |
initial velocity |
| IV |
integrated vehicle |
| IV |
interface volume |
| IV&V |
independent validation and verification |
| IVA |
intravehicular activity |
| IVAR |
internal variable |
| IVBC |
integrated vehicle baseline characteristic |
| IVBC |
integrated vehicle baseline configuration |
| IVC |
intervehicular communication |
| IVE |
interface verification equipment |
| IVLN |
integrated vehicle logic network |
| IVP |
interface verification plan |
| IVS |
interface verification summary |
| IVSI |
instantaneous vertical speed indicator |
| IVT |
integrated verification test |
| IVT |
integration, verification, and training |
| IVT |
interface verification test |
| IVT |
intervehicular transfer |
| IW |
in work |
| IW |
intrawing |
| IWBS |
indirect work breakdown structure |
| IWDS |
inter-work-package distributed system |
| IWFS |
integrated waste fluid system |
| IWG |
Interface Working Group |
| IWP |
indirect work package |
| IWS |
integrated water system |
| InAsSb |
indium-arsenide-antimonide |
| InSb |
indium antimonide |
| Isp |
specific impulse |
| J |
Joule (SI unit) |
| J-CLOT |
joint closed-loop operations test |
| J-FACT |
joint flight acceptance composite test |
| J-T |
Joule-Thompson |
| J-box |
junction box |
| J/M |
jettison motor |
| J/S |
jammer-to-signal ratio |
| JAEIC |
Joint Atomic Energy Intelligence Committee |
| JAEL |
JSC avionics evolution lab |
| JAN |
joint Army-Navy |
| JANNAF |
joint Army, Navy, NASA, Air Force |
| JAS |
Journal of Aerospace Science |
| JB |
junction box |
| JC |
job card |
| JCA |
jettison controller assembly |
| JCCS |
job card control system (subsystem) |
| JCL |
job control language |
| JCS |
Joint Chiefs of Staff |
| JEA |
joint-endeavor agreement |
| JED |
julian ephemeris date |
| JEM |
Japanese experiment module |
| JEM |
EF Japanese Experiment Module Exposed Facility |
| JES |
joint environment simulator |
| JETS |
joint electronic-type system |
| JFAS |
jet fuel accounting system |
| JFET |
junction field effect transistor |
| JIC |
job instruction card |
| JIP |
joint installation plan |
| JIR |
job improvement request |
| JIS |
joint integration simulation |
| JISWG |
Joint Integrated Simulation Working Group |
| JIT |
just in time |
| JMTSS |
joint multichannel trunking and switching system |
| JO |
job order |
| JOA |
joint operating agreement |
| JOC |
Joint Operations Center |
| JOD |
joint occupancy date |
| JOIP |
joint operation interface procedure |
| JOIP |
joint operations interface plan |
| JOP |
joint operating procedure |
| JOP |
Jupiter orbiter probe (Galileo) |
| JOR |
job order request |
| JOVIAL |
Joule's own version international algebraic language |
| JP |
jet propellant |
| JP |
jet propulsion |
| JPASO |
Joint Pacific Area Scheduling Office |
| JPC |
joint power conditioner |
| JPIC |
Joint Program Integration Committee |
| JPL |
Jet Propulsion Laboratory |
| JPO |
Joint Program Office |
| JPOC |
JSC Payload Operations Center |
| JPP |
joint program plan |
| JRB |
Joint Review Board |
| JSAT |
Joint Structural Assessment Team |
| JSC |
Johnson Space Center |
| JSCM |
JSC manual |
| JSL |
job select logic |
| JSLWG |
Joint Spacelab Working Group |
| JST |
joint systems test |
| JSTARS |
joint surveillance target attack radar system |
| JSTPS |
joint strategic targeting planning staff |
| JTA |
job task analysis |
| JTG |
Joint Training Group |
| JTIDS |
joint tactical integrated display system |
| JTIDS |
joint technical information distribution system |
| JTS |
job training standard |
| JTSC |
Joint Test Support Center |
| JURG |
Joint Users Requirements Group |
| K |
Kelvin |
| K |
kilocycle |
| K |
thousand |
| K-APM |
KSC automated payloads plan/requirement |
| K-APN |
KSC automated payloads notice |
| K-APPS |
KSC automated payloads project specification |
| K-CITEM |
KSC CITE plan/requirement |
| K-DODM |
KSC DOD plan/requirement |
| K-DPM |
KSC DOD payloads plan/requirement |
| K-DPN |
KSC DOD payloads notice |
| K-DPPS |
KSC DOD payloads project specification |
| K-IUSM |
KSC IUS plan/requirement |
| K-IUSN |
KSC IUS notice |
| K-IUSPS |
KSC IUS project specification |
| K-MMSEM |
KSC MMSE plan/requirement |
| K-MMSEN |
KSC MMSE notice |
| K-MMSEPS |
KSC MMSE project specification |
| K-SLM |
KSC Spacelab plan/requirement |
| K-SLN |
KSC Spacelab notice |
| K-SLPS |
KSC Spacelab project specification |
| K-SM |
KSC Shuttle management document |
| K-SPN |
KSC Shuttle project notice |
| K-SPS |
KSC Shuttle project specification |
| K-SSS |
KSC Shuttle project station set specification |
| K-STSM |
KSC STS plan/requirement |
| K-STSN |
KSC STS notice |
| K-STSPS |
KSC STS project specification |
| K-load |
constant load |
| K/S |
kick stage |
| KA |
kill assessment |
| KAPL |
KSC approved parts list |
| KATE |
knowledge-based autonomous test engineer |
| KATS |
KSC avionics test set |
| KAU |
kilo accounting unit |
| KB |
keyboard |
| KBAC |
Kennedy booster assembly contractor |
| KBC |
Kapton beta cloth |
| KBIM |
keyboard interface module |
| KBS |
knowledge-based system |
| KBSA |
knowledge-based software assistant |
| KBU |
keyboard unit |
| KCAS |
knots calibrated airspeed |
| KCR |
KSC change request |
| KCRT |
keyboard cathode-ray tube |
| KCS |
key configuration study |
| KCS |
keyboard configuration study |
| KCV |
KKV carrier vehicle |
| KDMS |
Kennedy data management system |
| KDN |
kinetically designed nozzle |
| KDS |
Kennedy-developed software |
| KDT |
keyboard and display test |
| KDV |
KKV deployment vehicle |
| KE |
kinetic energy |
| KEAS |
knots equivalent airspeed |
| KEE |
knowledge engineering environment |
| KELV |
KKV/ESM launch vehicle |
| KEV |
kinetic-energy vehicle |
| KEW |
kinetic-energy weapon |
| KHB |
KSC Handbook |
| KHIL |
KKV hardware in the loop |
| KHILS |
KKV hardware-in-the-loop simulator |
| KHIT |
KKV hovering interceptor test |
| KIAS |
knots indicated airspeed |
| KIMS |
KSC inventory management system |
| KIP |
keyboard input processor |
| KIS |
kitting instruction sheet |
| KKV |
kinetic kill vehicle |
| KKVWS |
kinetic kill vehicle weapon system |
| KKW |
kinetic kill weapon |
| KMI |
KSC management instruction |
| KMR |
key milestone review |
| KMR |
Kwajalein Missile Range |
| KN |
kitting notice |
| KN |
KSC notice |
| KNO |
Kano, Nigeria |
| KOH |
potassium hydroxide |
| KOI |
KSC operation instruction |
| KOM |
KSC organizational manual |
| KOSC |
Kennedy Operations Support Center |
| KPD |
KSC program directive |
| KPRD |
KSC program requirements document |
| KPSM |
Klystron power supply modulator |
| KREMS |
Kiernan reentry measurements site |
| KREMS |
Kwajalein reentry measurement system |
| KSA |
Ku-band single access |
| KSC |
Kennedy Space Center |
| KSCAP |
Kennedy Space Center area permit |
| KSLOC |
thousands of source lines of code |
| KSSS |
KSC station set specification |
| KTF |
Kauai Test Facility |
| KU |
keyboard unit |
| KV |
kill vehicle |
| KuSP |
Ku-band signal processor |
| L |
lumen |
| L&C |
laboratory and checkout |
| L&D |
landing and deceleration |
| L&L |
launch and landing |
| L&LS |
launch and landing site |
| L&M |
Light and Medium Vehicles Office (MSFC) |
| L&S |
land and sea |
| L&S |
logistics and support |
| L&T |
Laboratories and Test |
| L-L |
line-to-line |
| L-RFE |
L-band RF electronics |
| L/C |
launch complex |
| L/C |
letter contact |
| L/D |
length-to-diameter |
| L/D |
lift-to-drag ratio |
| L/E |
left-hand engine |
| L/H |
local horizontal |
| L/M |
list of materials |
| L/O |
lift-off |
| L/R |
locus of radius |
| L/S |
landing site |
| L/S |
load system |
| L/T |
load test |
| L/V |
launch vehicle |
| L1 |
primary navigation signal (1,572.42 MHz) |
| L2 |
secondary navigation signal (1,227.6 MHz) |
| L3 |
NDS payload signal (1,381.05 MHz) |
| LA |
launch abort |
| LA |
launch aft |
| LA |
launch and ascent |
| LA |
launch area |
| LA |
launch azimuth |
| LA |
lightning arrester |
| LA |
low attitude |
| LAC |
Lockheed Aircraft Corporation |
| LACB |
Landing Aids Control Building |
| LACI |
laser autostigmatic cube interferometer |
| LACIE |
large-area crop inventory experiment |
| LACIP |
large-area crop inventory program |
| LADS |
logistic automated data system |
| LAET |
limiting actual exposure time |
| LAGEOS |
laser geodynamic satellite |
| LAGS |
launch abort guide simulation |
| LAI |
logistics artificial intelligence |
| LAIRT |
large-aperture infrared telescope |
| LAIU |
launch abort interface unit |
| LAM |
low-altitude mission |
| LAMMR |
large-antenna multichannel microwave radiometer |
| LAMOD |
laser optical motion detector |
| LAMP |
LODE advanced mirror program |
| LAMPS |
light airborne multipurpose system |
| LAN |
local area network |
| LANES |
III LAN extensible simulator |
| LANL |
Los Alamos National Laboratory |
| LAP |
linear accelerometer package |
| LAPSS |
large-area pulse solar simulator |
| LARS |
laminar angular rate sensor |
| LARSSYAA |
Laboratory for Application of Remote Sensing Aircraft Analysis |
| LAS |
low-altitude sensor |
| LASERCOM |
laser communications payload |
| LASS |
large-amplitude space simulator |
| LASS |
low-altitude surveillance system |
| LASV |
low-altitude supersonic vehicle |
| LAT |
large angle torque |
| LAT |
logistic asset tracking |
| LAT |
lot acceptance test |
| LATRS |
laser acquisition and tracking system |
| LAW |
low-altitude weapon |
| LB |
launch boost |
| LB |
load bank |
| LB |
low bay |
| LB |
lower brace |
| LBA |
Latin Businessmen's Association |
| LBDT |
low-bay dolly tug |
| LBET |
large beam expander technology |
| LBL |
left buttock line |
| LBM |
liquid boost module |
| LBM |
load buffer memory |
| LBNPD |
lower body negative pressure device |
| LBR |
low bit rate |
| LBS |
L-band subsystem |
| LBSP |
logistics business systems plan |
| LBTB |
launch base test plan |
| LBTPP |
launch base test plan/procedure |
| LC |
lasercom |
| LC |
launch complex |
| LC |
launch cost |
| LC |
launch countdown |
| LC |
launch critical |
| LC |
left center |
| LC |
load carrier |
| LC&CO |
launch control and checkout |
| LCA |
launch control amplifier |
| LCA |
load control assembly |
| LCA |
load controller assembly |
| LCB |
least common bit |
| LCC |
Launch Control Center |
| LCC |
launch commit criteria |
| LCC |
launch control complex |
| LCC |
leadless chip carrier |
| LCC |
life cycle cost |
| LCCD |
launch commit criteria document |
| LCD |
launch countdown |
| LCE |
launch complex engineer |
| LCE |
launch complex equipment |
| LCF |
low-cycle fatigue |
| LCG |
liquid-cooled garment |
| LCH4 |
liquid methane |
| LCHTF |
low-cycle high-temperature fatigue |
| LCM |
least common multiple |
| LCM |
liquid crystal mete |
| LCMS |
low-cost modular spacecraft |
| LCN |
logic change notice |
| LCN |
logistics control number |
| LCN |
loosely coupled network |
| LCOM |
logic control output module |
| LCR |
low cross range |
| LCS |
launch control system |
| LCS |
list of command signals |
| LCU |
line coupling unit |
| LCU |
load control unit |
| LCUG |
liquid cooling undergarment |
| LCV |
logistics cargo vehicle |
| LCVG |
liquid cooling and ventilation garment |
| LCVG |
liquid cooling ventilation garment |
| LD |
lateral direction |
| LD |
loading dock |
| LDB |
launch data bus |
| LDB |
logistics data bank |
| LDC |
lot date code |
| LDD |
logical data base design |
| LDEC |
lunar docking events controller |
| LDEF |
long-duration exposure facility |
| LDIU |
launch data interface unit |
| LDP |
large deployable reflector |
| LDP |
local data package |
| LDR |
low data rate |
| LDRP |
logistics depot repair procedure |
| LDS |
landing, deservicing, and safing |
| LDS |
landing/deceleration subsystem |
| LDS |
laser docking sensor |
| LDS |
launch detection satellite |
| LDS |
layered defense system |
| LDT |
level detector |
| LDT |
linear displacement transducer |
| LDZ |
lithium-depleted zone |
| LE |
launch escape |
| LE |
leading edge |
| LEA |
logistics engineering analysis |
| LEA/MP |
logistics engineering analysis and maintenance planning |
| LEADS |
LWIR Exoatmospheric Discrimination Study |
| LEAP |
lightweight exoatmospheric projectile |
| LEB |
lower equipment bay |
| LEC |
Lockheed Electronics Company |
| LECP |
leading edge connective heat transfer program |
| LED |
light-emitting diode |
| LEDC |
low-energy detonating charge |
| LEDI |
low endoatmospheric defense interceptor |
| LEFF |
launch effectivity (flight required to support) |
| LEFM |
linear elasticity fracture mechanics |
| LEH |
launch and entry helmet |
| LEID |
low-energy ion detector |
| LEM |
laboratory environment model |
| LEM |
launch escape monitor |
| LEO |
librating equidistant observer |
| LEO |
low Earth orbit (up to 3,000 km) |
| LEP |
large external pressurized |
| LER |
long eye relief (optics) |
| LER |
lunar eyepiece receptacle |
| LES |
launch equipment shop |
| LES |
launch escape subsystem |
| LES |
launch-entry suit |
| LES |
leading edge subsystem |
| LES |
Lincoln experimental satellite |
| LESS |
leading edge structural subsystem |
| LESS |
leading edge structure subsystem |
| LESS |
leading edge subsystem |
| LET |
linear energy transfer |
| LETF |
Launch Equipment Test Facility (KSC) |
| LEU |
large external unpressurized |
| LEV |
lunar excursion vehicle |
| LF |
launch facility |
| LF |
launch forward |
| LF |
load factor |
| LF |
low frequency |
| LFA |
logistics/functional analysis |
| LFAF |
low-frequency accelerometer flutter |
| LFAM |
low-frequency accelerometer modes |
| LFAP |
low-frequency accelerometer pogo |
| LFF |
lower forward fuselage |
| LFM |
local focus mechanism |
| LFO |
low-frequency oscillator |
| LFOP |
Landing and Ferry Operations Panel |
| LFRR |
low-frequency radio range |
| LFV |
lunar flying vehicle |
| LG |
landing gear |
| LGA |
low-gain antenna |
| LGS |
landing gear subsystem |
| LGTA |
landing gear test article |
| LH |
left-hand |
| LHA |
local hour angle |
| LHC |
left-hand circular |
| LHCP |
left-hand circular polarization |
| LHCP |
left-hand circularly polarized |
| LHCl |
liquid hydrogen chloride |
| LHFEB |
left-hand forward equipment bay |
| LHOP |
laser-hardened optical payload |
| LHP |
left-hand panel |
| LHRCS |
left-hand reaction control system (subsystem) |
| LHS |
left-hand side |
| LHSC |
left-hand side console |
| LI |
laser illuminator |
| LIB |
left inboard |
| LIC |
load interface circuit |
| LID |
laser-induced damage |
| LID |
leadless inverted device |
| LIDAR |
laser-radar |
| LIE |
left inboard elevon |
| LIFO |
last in, first out |
| LIMRC |
LRU Identification and Maintenance Requirements Catalog |
| LIMS |
logistics information management system |
| LIMS |
logistics inventory management system |
| LINC |
logic and information network compiler |
| LINJET |
liquid injection electric thruster |
| LINS |
laser inertial navigation system |
| LIP |
land impact program |
| LIS |
logistics information system |
| LISP |
list processing language |
| LIU |
line interface unit |
| LL |
launch and landing |
| LL |
launch left |
| LL |
lever lock |
| LL |
live load |
| LL |
long lead |
| LL |
long line |
| LL |
low-level |
| LL |
lower limit |
| LLC |
logical link control |
| LLCF |
launch and landing computational facility |
| LLCSC |
low-level computer software component |
| LLCSC |
lower level computer software component |
| LLI |
limited-life item |
| LLL |
limited-life list |
| LLNL |
Lawrence Livermore National Laboratory |
| LLO |
low lunar orbit |
| LLO2 |
lunar liquid oxygen |
| LLOS |
landmark line of sight |
| LLP |
launch and landing project |
| LLPO |
Launch and Landing Project Office |
| LLR |
load-limiting resistor |
| LLS |
launch and landing site |
| LLT |
long lead time |
| LLTIL |
long-lead-time items list |
| LM |
laboratory module |
| LM |
launch mode |
| LM |
left mid |
| LM |
logistics manager |
| LM |
logistics manual |
| LM |
long module |
| LM |
lunar module |
| LMD |
large mirror development |
| LMDE |
lunar module descent engine |
| LMDS |
logistics management data system |
| LME |
launch monitor equipment |
| LMF |
lower mid fuselage |
| LMG |
left main gear |
| LMIF |
lower mechanical integration frame |
| LMLG |
left main landing gear |
| LMP |
list measurement point |
| LMRT |
logistics management responsibility transfer |
| LMS |
load measurement system |
| LMS |
logistics master schedule |
| LMSC |
Lockheed Missiles and Space Corporation |
| LMSS |
lunar mapping and survey system |
| LMT |
logistics management transfer |
| LNA |
low-noise amplifier |
| LNG |
liquified natural gas |
| LO |
launch operations |
| LO |
lift-off |
| LO |
local oscillator |
| LO |
lock-on |
| LO |
lubricating oil |
| LOA |
landing operations area |
| LOA |
launch operations area |
| LOAD |
low-altitude defense |
| LOAP |
list of applicable publications |
| LOB |
launch operations building |
| LOB |
left outboard |
| LOB |
line of balance |
| LOC |
launch operations center |
| LOC |
launch operations complex |
| LOC |
launch operations contractor |
| LOC |
level of conflict |
| LOC |
lines of code |
| LOC |
loss of control |
| LOCB |
Launch Operations Control Building |
| LOCS |
local optical correction system |
| LOD |
Launch Operations Directorate |
| LOD |
Launch Operations Division |
| LOD |
launch order document |
| LODE |
large-optics demonstration equipment |
| LODE |
large-optics demonstration experiment |
| LOE |
left outboard elevon |
| LOE |
level of effort |
| LOE |
line of effort |
| LOFAR |
low-frequency acquisition and ranging |
| LOFO |
low-frequency oscillation |
| LOGCENT |
Logistics Control Center |
| LOGMOD |
logic model |
| LOGO |
limit of government obligation |
| LOI |
lunar orbit insertion |
| LOIS |
Logistics Information Simulator |
| LOL |
limit of liability |
| LOLI |
limited-operational-life items |
| LON |
launch on need |
| LONS |
local on-line network system |
| LOO |
launch operations orders |
| LOOMS |
laser optics operations and maintenance support |
| LOP |
Launch Operations Panel |
| LOR |
lunar orbit rendezvous |
| LORA |
level-of-repair analysis |
| LOS |
lift-off simulator |
| LOS |
line of sight |
| LOS |
loss of signal |
| LOS |
loss of sync |
| LOSHEA |
line-of-sight hard Earth angle |
| LOSP |
Landing Operations Support Panel |
| LOSR |
line-of-sight range |
| LOSS |
lunar orbital space station |
| LOT |
lift-off time |
| LOV |
limit of visibility |
| LOWG |
Landing Operations Working Group |
| LP |
launch pad |
| LP |
launch processing |
| LP |
line printer |
| LP |
liquid propellant |
| LP |
low-pass |
| LP |
low-pressure |
| LP |
lower panel |
| LPA |
log periodic antenna |
| LPA |
low-power amplifier |
| LPD |
landing point designator |
| LPD |
launch preparation document |
| LPD |
launch procedure document |
| LPD |
list of physical dimensions |
| LPE |
liquid phase epitaxy |
| LPF |
low-pass filter |
| LPFT |
low-pressure fuel turbopump |
| LPFTP |
low-pressure fuel turbopump |
| LPG |
liquid-propellant gun |
| LPI |
low probability of intercept |
| LPIF |
Launch Package Integration Facility |
| LPLWS |
launch pad lightning warning system |
| LPOP |
low-pressure oxidizer pump |
| LPOT |
low-pressure oxidizer turbopump |
| LPOTP |
low-pressure oxidizer turbopump |
| LPOX |
low-pressure oxygen |
| LPS |
large pointing system |
| LPS |
launch processing system |
| LPTTL |
low-pressure transistor-transistor logic |
| LQR |
linear quadratic regulator |
| LR |
laboratory request |
| LR |
landing radar |
| LR |
launch right |
| LR |
left rear |
| LR |
left rudder |
| LR |
lower right |
| LR/LD |
line receiver/line driver |
| LRA |
laser retroreflector array |
| LRB |
liquid rocket booster |
| LRCA |
long-range combat aircraft |
| LRD |
Launch Recovery Division |
| LRD |
launch requirements document |
| LRE |
latest revised estimate |
| LRE |
liquid rocket engine |
| LRES |
Liquid Rocket Engine Stability Program |
| LRF |
liquid rocket fuel |
| LRIP |
low-rate initial production |
| LRO |
large radio observatory |
| LROSS |
Long-Range Optical System Study |
| LRP |
long-range plan |
| LRR |
launch readiness review |
| LRSI |
low-temperature reusable surface insulation |
| LRU |
line replaceable unit |
| LRU |
lowest replaceable unit |
| LRV |
launch readiness verification |
| LRV |
long-range video |
| LRV |
lunar roving vehicle |
| LRW |
left rendezvous window |
| LS |
landing site |
| LS |
launch sequence |
| LS |
launch site |
| LS |
left side |
| LS |
life science |
| LS |
life systems |
| LS |
limit switch |
| LS |
local store |
| LS |
long scarf (thruster nozzle) |
| LS/PPF |
Launch Site Payload Processing Facility |
| LS/ST |
light shield/star tracker |
| LSA |
labor surplus area |
| LSA |
launch services agreement |
| LSA |
logistics support analysis |
| LSACN |
logistics support analysis control number |
| LSAH |
Launch Site Accommodations Handbook |
| LSAP |
launch sequence applications program |
| LSAP |
logistics support analysis plan |
| LSAR |
logistics support analysis record |
| LSAS |
logistics support analysis strategy |
| LSB |
launch support building |
| LSB |
least significant bit |
| LSB |
lower side band |
| LSC |
Launch Services Contract (contractor) |
| LSC |
launch support contractor |
| LSC |
launch support controller |
| LSC |
linear-shaped charge |
| LSCA |
logistics support cost analysis |
| LSD |
launch systems data |
| LSD |
low-speed data |
| LSE |
launch support equipment |
| LSE |
life support equipment |
| LSEAT |
launch systems evaluation advisory team |
| LSF |
laboratory simulation facility |
| LSF |
launch support facility |
| LSFR |
launch site flow review |
| LSG |
linear sequence generator |
| LSI |
large-scale integration |
| LSI |
Lear Siegler, Incorporated |
| LSIC |
large-scale integrated circuit |
| LSIC |
launch support integration contractor |
| LSIC |
launch system integration contractor |
| LSID |
launch sequence and interlock document |
| LSM |
life science module |
| LSM |
logistics support manager |
| LSMDB |
logistics simulation models and data bases |
| LSO |
landing support officer |
| LSO |
large solar observatory |
| LSO |
Launch Support Operations |
| LSO |
life systems officer |
| LSOC |
launch support operations contractor |
| LSOC |
Lockheed Space Operations Company |
| LSP |
least significant portion |
| LSPDF |
Life Science Payload Development Facility |
| LSPPS |
logistics support plan for preoperational support |
| LSR |
land-sea rescue |
| LSR |
laser scanning radar |
| LSR |
launch site recovery |
| LSR |
launch support request |
| LSR |
logistics shop release |
| LSR |
logistics success rate |
| LSRM |
life science research module |
| LSS |
landing and separation simulator |
| LSS |
large space structure |
| LSS |
launch site support |
| LSS |
launch support services |
| LSS |
life support system (subsystem) |
| LSS |
load sensing system |
| LSSC |
launch site support contractor |
| LSSD |
level-sensitive scan design |
| LSSE |
laser sensor support equipment |
| LSSL |
Life Sciences Space Laboratory |
| LSSM |
launch site support manager |
| LSSP |
launch site support plan |
| LSSRC |
life sciences Shuttle research centrifuge |
| LSST |
launch site support team |
| LST |
large space telescope |
| LST |
large stellar telescope |
| LST |
launch support team |
| LST |
liquid storage tank |
| LST |
local standard time |
| LSTD |
laser system technology demonstration |
| LSTE |
launch site transportation equipment |
| LSTS |
launch site test set |
| LSU |
life support umbilical |
| LSUR |
launch site utilization report |
| LT |
lead time |
| LT |
lot traceability |
| LTA |
lighter than air |
| LTA |
lower torso assembly |
| LTD |
lift-to-drag |
| LTD |
long-term disability |
| LTDT |
Langley transonic dynamics tunnel |
| LTG |
linear tangent guidance |
| LTH |
lethality and target hardening |
| LTHIS |
laboratory test hardware inventory status |
| LTM |
lead time matrix |
| LTM |
load transformation matrix |
| LTR |
laboratory test report |
| LTV |
Ling Tempco Vaught |
| LTV |
lunar transfer vehicle |
| LTVC |
linear terminal velocity constraint |
| LTWG |
Launch Test Working Group |
| LUD |
layup die |
| LULAC |
League of United Latin American Citizens |
| LUPI |
laser unequal path interferometer |
| LUPWT |
Langley unitary plan wind tunnel |
| LUS |
liquid upper stage |
| LUT |
launch umbilical tower |
| LV |
launch vehicle |
| LV |
lift vector |
| LV |
limit value |
| LV |
load vertical |
| LV |
loading valve |
| LV |
local vertical |
| LV |
low-voltage |
| LVDC |
launch vehicle digital computer |
| LVDT |
linear variable differential transformer |
| LVDT |
linear velocity displacement transducer |
| LVDT |
linear voltage differential transformer |
| LVE |
low-voltage electronics |
| LVFRR |
launch vehicle flight readiness review |
| LVIP |
launch vehicle integration plan |
| LVIS |
logistics verification information system |
| LVLH |
local vertical/local horizontal |
| LVO |
launch vehicle operations |
| LVP |
low-voltage pressure |
| LVPS |
low-voltage power supply |
| LVR |
low-voltage release |
| LVS |
launch vehicle simulator |
| LVS |
launch vehicle system |
| LVSG |
Launch Vehicle Study Group |
| LVSSTS |
launch vehicle safety system test set |
| LVTC |
launch vehicle test conductor |
| LW |
launch window |
| LW |
lightweight |
| LWA |
local wavefront analyzer |
| LWD |
launch window display |
| LWD |
left wing down |
| LWG |
Logistics Working Group |
| LWHS |
lightweight headset |
| LWIR |
long-wavelength infrared |
| LWOP |
leave without pay |
| LWS |
lightning warning system |
| LaNi5 |
lanthanum pentanickel |
| LaRC |
Langley Research Center (Hampton, Virginia) |
| Leasat |
leased satellite |
| LiOH |
lithium hydroxide |
| M |
Mach number |
| M |
mega- |
| M |
million |
| M |
number of revolutions required for the rendezvous |
| M&A |
monitor and alarm |
| M&C |
maintenance and checkout |
| M&F |
manufacturing and facilities |
| M&I |
management and integration |
| M&L |
maintenance and logistics |
| M&M |
materials and maintenance |
| M&O |
maintenance and operations |
| M&P |
Materials and Processes (Engineering) |
| M&P |
materials and processes |
| M&R |
maintenance and refurbishment |
| M&R |
maintenance and repair |
| M&RF |
maintenance and refurbishing facility |
| M&S |
maintenance and security |
| M&S |
mapping and surveying |
| M- |
time in days before move operations |
| M-M-L-S |
model-modes-loads-stresses |
| M/E |
mechanical/electrical |
| M/F |
maintenance factor |
| M/I |
minimum impulse |
| M/L |
maintenance loop |
| M/L |
manual local |
| M/LR |
maintenance loop recorder |
| M/M |
maximum and minimum |
| M/P |
main parachute |
| M/P |
mass properties |
| M/PHE |
material or personnel handling equipment |
| M/R |
mixture ratio (fuel to oxidizer) |
| M/S |
main stage |
| M/S |
measurement stimuli |
| M/SCI |
mission/safety-critical item |
| M/U |
mockup |
| M/W |
make work |
| M2P2 |
multimission production plan |
| M50 |
Aries mean of 1950, Cartesian coordinates |
| MA |
maintenance ability |
| MA |
multiple access |
| MA |
maintenance advisor |
| MA |
master alarm |
| MA |
material authorization |
| MA |
Mercury-Atlas |
| MA |
metabolic analyzer |
| MA |
mike amplifier |
| MA |
missed approach |
| MA |
mission analysis |
| MA&P |
maintenance analysis and planning |
| MA&SE |
mission analysis and system engineering |
| MA&T |
manufacturing assembly and test |
| MAA |
Mathematical Association of America |
| MAA |
maximum authorized altitude |
| MAAB |
Materials Application Advisory Board |
| MAAS |
mission area analysis system |
| MAB |
master acquisition bus |
| MAB |
Materials Advisory Board |
| MAB |
Materials Applications Board |
| MAB |
mechanical automation breadboard |
| MAB |
Missile Assembly Building |
| MAC |
Maintenance Advisory Committee |
| MAC |
Material Air Command |
| MAC |
maximum allowable concentration |
| MAC |
mean aerodynamic chord |
| MAC |
media access control |
| MAC |
Military Airlift Command |
| MAC |
months after contract |
| MAC |
multiaccess computer |
| MAC |
multimission applications concept |
| MACDS |
monitor and control display system |
| MACE |
mechanical antenna control electronics |
| MACE |
missile and control equipment |
| MACO |
major assembly checkout |
| MACRO |
merge and correlate recorded output |
| MACS |
management and control system |
| MAD |
Madrid, Spain (STDN) |
| MAD |
maintenance analysis data |
| MAD |
momentum accumulation and dumping |
| MADC |
multiplexer analog-to-digital converter |
| MADCS |
modular attitude determination and control system |
| MADRE |
manufacturing data retrieval (system) |
| MADS |
modular auxiliary data system |
| MADS |
monitor and control display system |
| MAEP |
minimum autoland entry point |
| MAF |
main assembly fixture |
| MAF |
manpower authorization file |
| MAF |
Michoud Assembly Facility |
| MAF |
mixed amine fuel |
| MAGSAT |
magnetometer satellite |
| MAI |
machine-aided indexing |
| MAICO |
manufacturing, assembly, installation, and checkout |
| MAIDS |
management automated information display system |
| MAIDS |
multipurpose automatic inspection and diagnostic system |
| MAIL |
Mockup and Integration Laboratory |
| MAIR |
manufacturing and inspection record |
| MAL |
material allowance list |
| MAL |
mobile airlock |
| MAL |
model assembly list |
| MALT |
model assembly list transmittal |
| MAN |
microwave aerospace navigation |
| MANTECH |
manufacturing technology |
| MAOT |
maximum allowable operating time |
| MAP |
maintenance analysis program |
| MAP |
manufacturing automation protocol |
| MAP |
measurement allocation plan |
| MAP |
message acceptance pulse |
| MAP |
missed approach point |
| MAP |
mission application program |
| MAPOLE |
magnetic dipole spark transmitter |
| MAPS |
measurement of air pollution from satellites |
| MAPTIS |
materials and processes technical information system |
| MAR |
maintenance and refurbishment |
| MAR |
memory address register |
| MAR |
mid-deck accommodations rack |
| MARP |
Markov analysis and reliability prediction |
| MARRS |
mission analysis and reconfiguration requirements system |
| MARS |
manned astronautical research station |
| MARS |
Martin automatic reporting system |
| MARS |
MCC automated reconfiguration system |
| MARS |
modular airborne recorder system |
| MAS |
MAST approval sheet |
| MAS |
measurement approval sheet |
| MAS |
medium-altitude sensor |
| MASDC |
Military Aircraft Storage and Disposition Center |
| MASER |
microwave amplification through stimulated eadiation |
| MASSPO |
Manned Space Flight Support Project Office |
| MAST |
measurement and stimulus |
| MAST |
measurement and stimulus system (data base) |
| MASTIF |
Multiaxis Spin Test Inertial Facility |
| MAT |
meteorological atmospheric turbulence |
| MAT |
mount alignment tool |
| MAT |
multiple actuator test |
| MATCO |
material control |
| MATCO |
materials analysis, tracking, and control |
| MATE |
modular automated test equipment |
| MATE |
modular automatic test equipment |
| MATS |
master manufacturing and test schedule |
| MAU |
million accounting units |
| MAWG |
Maintenance Analyzer Working Group |
| MB |
main bus |
| MB |
management baseline |
| MB |
manned base |
| MB |
midbody |
| MBA |
multiple beam antenna |
| MBA |
multiple berthing adapter |
| MBAC |
Marshall booster assembly contractor |
| MBAR |
Marshall baseline accounting and reporting system |
| MBB |
Messerschmitt-Boklow-Blahn |
| MBC |
maximum breathing capacity |
| MBCP |
mission budget capture program |
| MBCS |
motion base crew station (SMS) |
| MBE |
Minority Business Enterprises |
| MBFP |
manufacturing build and flow plan |
| MBI |
multibus interface |
| MBK |
medications and bandage kit |
| MBL |
mobile unit (TACAN station) |
| MBM |
magnetic bubble memory |
| MBO |
management by objective |
| MBPS |
main bus power supply |
| MBSU |
main bus switching unit |
| MBV |
main base visit |
| MC |
machine check |
| MC |
mission controller |
| MC |
momentary contact |
| MC |
manual control |
| MC |
material control |
| MC |
memory configuration |
| MC |
midcourse correction |
| MC |
military characteristic |
| MC |
mission capability |
| MC |
mission completion |
| MC |
mission continuation |
| MC&C |
measurement, command, and control |
| MC&W |
master caution and warning |
| MC/EC |
mission-critical/embedded computer |
| MCA |
main console assembly |
| MCA |
maximum crossing altitude |
| MCA |
monitoring and control assembly |
| MCA |
motor controller assembly |
| MCA |
multichannel analyzer |
| MCAT |
Manufacturing Cell Action Team |
| MCAT |
missile carrier air transport |
| MCBF |
mean cycle between failures |
| MCC |
main combustion chamber |
| MCC |
main control console |
| MCC |
midcourse correction |
| MCC |
Mission Control Center (JSC) |
| MCC |
mobile command center |
| MCC-H |
Mission Control Center, Houston |
| MCC-K |
Mission Control Center, Kennedy |
| MCCC |
Mission Control and Computing Center |
| MCCG |
Mission Command and Control Group (NASA) |
| MCCL |
maintainability criteria checklist |
| MCCL |
maintenance criteria checklist |
| MCCP |
mission contamination control plan |
| MCCR |
mission-critical computer resource |
| MCCS |
Mission Control Center simulation |
| MCCS |
Mission Control Center system |
| MCCS |
mission-critical computer system |
| MCD |
minimum cost design |
| MCDS |
maintenance control and display system |
| MCDS |
malfunction CRT display system |
| MCDS |
management communication and data system |
| MCDS |
multifunction CRT display system |
| MCDU |
multifunction CRT display unit |
| MCE |
manpower and cost estimate |
| MCE |
model control element |
| MCF |
maintenance and checkout facility |
| MCF |
military computer family |
| MCF |
mission control facility |
| MCI |
midcourse interceptor |
| MCIR |
mission configuration and implementation requirements |
| MCIS |
material control and information system |
| MCIU |
manipulator controller interface unit |
| MCIU |
master controller interface unit |
| MCIU |
mission control and interface unit |
| MCL |
mass cargo lander |
| MCL |
mass change log |
| MCL |
master configuration list |
| MCLT |
maximum cruise level thrust |
| MCM |
MADS control module |
| MCM |
multichip module |
| MCN |
maintenance change notice |
| MCN |
master change notice |
| MCO |
mission control operations |
| MCOP |
Mission Control Operations Panel |
| MCP |
main control panel |
| MCP |
monitoring and control panel |
| MCP |
master change package |
| MCP |
master change proposal |
| MCP |
master computer program |
| MCP |
materials control plan |
| MCP |
measurements control procedure |
| MCP |
Military Construction Program |
| MCP |
minor cycle period |
| MCP |
mission control programmer |
| MCPC |
manipulator controller power conditioner |
| MCPP |
mission configuration product plan |
| MCPS |
major cost proposal system |
| MCR |
master change record |
| MCR |
master change request |
| MCRDF |
mission configuration requirements data file |
| MCRF |
mission configuration requirements file |
| MCRG |
Mission Configuration Requirements Group |
| MCS |
maintenance and checkout station |
| MCS |
management control system |
| MCS |
maneuver control system |
| MCS |
manufacturing control system |
| MCS |
master control station |
| MCS |
measurements calibration system |
| MCS |
mission control system |
| MCS |
monitor control system |
| MCT |
maximum climb thrust |
| MCT |
MCC console trainer |
| MCT |
Mercad telluride |
| MCT |
mercury, cadmium, telluride |
| MCT |
methodology coordination team |
| MCT |
mission control team |
| MCU |
master control unit |
| MCU |
medium close-up |
| MCU |
mission control unit |
| MCVP |
materials control and verification program |
| MCW |
modulated continuous wave |
| MD |
malfunction detection |
| MD |
manual direct |
| MD |
manual disconnect |
| MD |
master dimension |
| MD |
microdot |
| MD |
mid-deck |
| MD |
Missile Division |
| MD |
mission director |
| MD-BF |
body flap manual direct control mode |
| MD-P |
pitch manual direct control mode |
| MD-YR |
yaw roll manual direct control mode |
| MDA |
maintainability design approach |
| MDA |
manufacturing design analysis |
| MDA |
mid-deck assembly |
| MDA |
mission data analysis |
| MDA |
motor drive amplifier |
| MDA |
multiple docking adapter |
| MDAC |
McDonnell Douglas Aircraft Company |
| MDAC |
McDonnell Douglas Astronautics Company |
| MDAR |
malfunction detection, analysis, and recording |
| MDAS |
meteorological data acquisition system |
| MDAS |
mission data acquisition system |
| MDB |
main memory data output bus |
| MDB |
master data base |
| MDB |
mission data book |
| MDC |
main display console |
| MDC |
mission director center |
| MDC |
mission duty cycle |
| MDCA |
main distribution control assembly |
| MDCS |
maintenance data collection system |
| MDCS |
malfunction display and control system |
| MDCS |
master digital command system |
| MDCS |
material data collection system |
| MDD |
mate/demate device |
| MDDS |
material directory data sheet |
| MDE |
mission-dependent equipment |
| MDE |
mission-dependent experiment |
| MDE |
modular display electronics |
| MDF |
main distribution frame |
| MDF |
Manipulator Development Facility |
| MDF |
Mating/Demating Facility |
| MDF |
mild detonating fuse |
| MDFP |
MAST data format processing |
| MDFP |
mission data format processing |
| MDI |
management data and information |
| MDI |
mission data input |
| MDL |
master data library |
| MDL |
module design language |
| MDL |
momentum dump logic |
| MDM |
manipulator deployment mechanism |
| MDM |
Material Division Manual |
| MDM |
module design methodology |
| MDM |
multiplexer/demultiplexer |
| MDOP |
maximum design operating pressure |
| MDP |
main display panel |
| MDP |
master display panel |
| MDP |
mission data pressure |
| MDP |
mission data processing |
| MDP |
mission data processor |
| MDR |
maintenance demand rate |
| MDR |
monthly director's review |
| MDR |
major design review |
| MDR |
manufacturing design review |
| MDR |
material disposition review |
| MDR |
mechanical design review |
| MDR |
midterm design review |
| MDR |
minor discrepancy repair |
| MDR |
missing data report |
| MDR |
mission data reduction |
| MDRD |
mission data requirements document |
| MDRS |
manufacturing data retrieval system |
| MDRS |
mission data retrieval system |
| MDS |
magnetic disk system |
| MDS |
malfunction detection system |
| MDS |
management data system |
| MDS |
master development schedule |
| MDS |
minimum discernible signal |
| MDS |
mission development simulator |
| MDSD |
mate/demate stiff-leg derrick |
| MDSE |
manufacturing and development support equipment |
| MDSS |
mission data support system |
| MDSSC |
McDonnell Douglas Space Systems Company |
| MDST |
mission director support team |
| MDST |
mission disaster support team |
| MDT |
maintenance demand time |
| MDT |
mean detonating time |
| MDT |
mean downtime |
| MDT |
measurement descriptor table |
| MDT |
mountain daylight time |
| MDTSCO |
McDonnell Douglas Technical Service Company |
| MDU |
mission data unit |
| MDV |
map and data viewer |
| ME |
main engine |
| ME |
management engineering |
| ME |
Manufacturing Engineering (MSFC) |
| ME |
metallurgical engineer |
| ME |
miscellaneous equipment |
| ME |
mission evaluation |
| ME&D |
manufacturing engineering and development |
| MEA |
main electronics assembly |
| MEA |
maintenance engineering analysis |
| MEAR |
maintenance engineering analysis request |
| MEAR |
manufacturing engineering analysis report |
| MEB |
main electronics box |
| MEBA |
Marine Engineers' Beneficial Association |
| MEBO |
main engine burnout |
| MEC |
main engine controller |
| MEC |
manual emergency control |
| MEC |
master event controller |
| MEC |
mission events controller |
| MECA |
main engine controller assembly |
| MECA |
missile electronics computer assembly |
| MECAS |
mission equipment configuration accounting system |
| MECCA |
master electrical common connector assembly |
| MECF |
main engine computational facilities |
| MECLSI |
mission equipment configuration launch site installation |
| MECO |
main engine cutoff |
| MECR |
maintenance engineering change request |
| MECSLSI |
mission equipment cargo Shuttle launch site |
| MECSLSI |
mission equipment cargo support launch site |
| MED |
manual entry device |
| MED |
momentum exchange device |
| MEDICS |
medical information computer system |
| MEDS |
mechanical engineering design system |
| MEE |
mission-essential equipment |
| MEECN |
minimum essential emergency communication network |
| MEFE |
mission-essential-function equipment |
| MEI |
main engine ignition |
| MEI |
master end item |
| MEIU |
main engine interface unit |
| MEK |
methylethyl ketone |
| MEK |
mission equipment kit |
| MEKF |
Misson Equipment Kit Facility |
| MEL |
minimum equipment list |
| MELI |
master equipment list index |
| MEM |
Mars excursion module |
| MEM |
meteoroid exposure module |
| MEM |
mid-deck electronics module |
| MEM |
module exchange mechanism |
| MENS |
mission element needs statement |
| MEO |
manufacturing engineering order |
| MEO |
mid Earth orbit |
| MEOP |
maximum expected operating pressure |
| MEP |
main engine propellant |
| MEP |
management engineering program |
| MEP |
Manipulator Engineering Panel |
| MEP |
mean effective pressure |
| MEP |
medium external pressurized |
| MEP |
minimum entry point |
| MER |
Mission Evaluation Room |
| MERL |
Materials Engineering Research Laboratory |
| MERSAT |
meteorology and Earth observation satellite |
| MERU |
milli-Earth rate unit |
| MES |
main engine start |
| MES |
mated elements simulator |
| MES |
mated events simulator |
| MES |
mission events sequence |
| MESA |
miniature electrostatic accelerometer |
| MESA |
modular equipment stowage assembly |
| MESC |
master events sequence controller |
| MESC |
mission events sequence controller |
| MESELSI |
mission extension Shuttle equipment launch site |
| MESELSI |
mission extension support equipment launch site |
| MESSOC |
model evaluation of Space Station operations cost |
| MET |
master events timer |
| MET |
mission elapsed time |
| MET |
mission events timer |
| MET |
multielement test |
| METS |
multienvironment test system |
| METVC |
main engine thrust vector control |
| MEU |
medium external unpressurized |
| MEV |
mass excursion vehicle |
| MEWG |
Maintenance Engineering Working Group |
| MF |
major function |
| MF |
master frame |
| MF |
mate and ferry |
| MF |
mated flight |
| MF |
medium frequency |
| MF |
mid-deck forward |
| MF |
midfuselage |
| MF |
motor field |
| MFA |
manned flight awareness |
| MFBP |
manufacturing flow and build plan |
| MFC |
manual flight control |
| MFC |
multiple-flight computer |
| MFC |
multiple-flight controller |
| MFCS |
manual flight control system |
| MFD |
main feed |
| MFD |
malfunction detection |
| MFD |
metal friction device |
| MFE |
midfrequency executive |
| MFF |
MDM flight forward |
| MFG |
major functional group |
| MFLOPS |
millions of floating-point operations per second |
| MFO |
major function overlay |
| MFP |
main free path |
| MFP |
mission flight plan |
| MFP |
mosaic focal plane |
| MFR |
manipulator foot restraint |
| MFR |
maximum flight rate |
| MFR |
multifunctional receiver |
| MFR |
multifunctional review |
| MFRM |
mobile foot restraint manipulator |
| MFSK |
M-ary frequency shift keying |
| MFSP |
macrofunction signal processor |
| MFT |
mean flight time |
| MFT |
module fixture transporter |
| MFTAD |
master flight test assignment document |
| MFTIO |
minimum flyout time for orbital interception |
| MFV |
main fuel valve |
| MG |
middle gimbal |
| MG |
mission generation |
| MG |
mobile generator |
| MG |
motor-generated |
| MGA |
middle gimbal angle |
| MGC |
manual gain control |
| MGE |
maintenance ground equipment |
| MGI |
management group identifier |
| MGS |
mobile ground station |
| MGS |
mobile ground system |
| MGSE |
mechanical ground support equipment |
| MGT |
major ground test |
| MGT |
mobile ground terminal |
| MGVT |
mated ground vibration test |
| MH |
man-hour |
| MHA |
multiple-headset adapter |
| MHC |
manipulator hand controller |
| MHD |
magnetohydrodynamics |
| MHD |
multihead disk |
| MHE |
material handling equipment |
| MHF |
medium high frequency |
| MHP |
move and handling procedure |
| MHSC |
manipulator handset controller |
| MHV |
miniature homing vehicle |
| MHW |
multihundred watt |
| MHz |
megahertz (megacycles per second) |
| MI |
malleable iron |
| MI |
management information |
| MI |
minimum impulse |
| MI |
minority institution |
| MIA |
multiple-interface adapter |
| MIA |
multiplexer interface adapter |
| MIB |
master interconnect board |
| MIB |
minimum-impulse bit |
| MIB |
multilayer interconnection board |
| MIC |
Management Information Center |
| MIC |
memory interface connector |
| MIC |
minimum-impulse controller |
| MICB |
Meck Island Control Building |
| MICB |
Mission Integration Change Board |
| MICIS |
material inventory control and information system |
| MICIS |
mechanized information control inventory system |
| MICIS |
mechanized inventory control information system |
| MICNS |
modular integrated communication and navigation system |
| MICOM |
Missile Command |
| MICOM |
Missile Command (Army) |
| MICOS |
multifunctional infrared coherent optical sensor |
| MICS |
management information and control system |
| MIDAS |
mission integrated design analysis simulator |
| MIDDS |
meteorological interactive data display system |
| MIDSIM |
midcourse exoatmospheric event-based simulator |
| MIDSIM |
midcourse simulation |
| MIEWF |
master integrated engineering work file |
| MIF |
mechanical integration frame |
| MIF |
module integration facility |
| MIG |
metal inert gas |
| MIG |
miniature integrating gyro |
| MII |
master inspection item |
| MIIA |
Merritt Island industrial area (NASA) |
| MIL |
GSFC STDN station (KSC) |
| MIL |
man in loop |
| MIL-STD |
military standard |
| MILA |
Merritt Island launch area |
| MILCOMSAT |
military communications satellite |
| MILES |
a computerized schedule system |
| MILS |
missile impact location system |
| MILSTAR |
military communications satellite |
| MILSTAR |
military strategic and tactical relay system |
| MIMO |
multiple instruction, multiple data paths |
| MIMOSA |
mission modes and space analysis |
| MIMR |
monthly integration management review |
| MIMS |
medical information management system |
| MINW |
master interface network |
| MIO |
Management Integration Office |
| MIP |
mandatory inspection point |
| MIP |
Measurement Integration Panel |
| MIP |
minimum-impulse pulse |
| MIP |
MMU integration plan |
| MIP |
modification instruction package |
| MIPIAN |
computer-assisted process planning |
| MIPIR |
missile impact pointing imaging radar |
| MIPR |
military intergovernmental purchase request |
| MIPS |
Merritt Island press site |
| MIR |
malfunction investigation report |
| MIR |
mission integration review |
| MIRS |
management information and reporting system |
| MIRV |
multiple independently targetable reentry vehicles |
| MIS |
magnetic isolation system |
| MIS |
management information system |
| MIS |
master index schedule |
| MIS |
master integrated schedule |
| MIS |
mission information system (subsystem) |
| MIS-PLAN |
MIS-payload activity network |
| MISTRAM |
missile trajectory measurement |
| MIT |
Massachusetts Institute of Technology |
| MIT |
master instruction tape |
| MIT |
mercury in thruster |
| MIT |
mercury ion transfer |
| MIT |
mission integration team |
| MIT/LL |
Massachusetts Institute of Technology, Lincoln Laboratory |
| MITAS |
missile threat analysis simulation (simulator) |
| MITIL |
MIT Instrumentation Laboratory |
| MITOC |
missile intercom technical operational communication |
| MITTS |
mobile IGOR tracking telescope system |
| MIU |
malfunction insertion unit |
| MIUS |
modular integrated utility system |
| MIVP |
mission interface verification plan |
| MJ |
mechanical joint |
| MJ |
megajoule |
| MJS |
manipulator jettison system |
| ML |
message line |
| ML |
mobile launcher |
| ML |
mold line |
| MLA |
MDM launch aft |
| MLA |
monochrome lens assembly |
| MLB |
multilayer board |
| MLC |
mobile launcher computer |
| MLE |
mesoscale lightning experiment |
| MLF |
MDM launch forward |
| MLG |
main landing gear |
| MLGD |
main landing gear door |
| MLGS |
microwave landing guidance system |
| MLI |
multilayer insulation |
| MLL |
MDM launch left |
| MLP |
machine language program |
| MLP |
mobile launch platform |
| MLP |
mobile launcher platform |
| MLR |
MDM launch right |
| MLR |
monodisperse latex reactor |
| MLS |
medium long shot |
| MLS |
microwave landing system |
| MLS |
multilevel security |
| MLV |
medium launch vehicle |
| MLV |
medium-lift launch vehicle |
| MLW |
maximum landing weight |
| MM |
main memory |
| MM |
main module |
| MM |
major mode |
| MM |
man-month |
| MM |
Marshall manual |
| MM |
mass memory |
| MM |
material manual |
| MM |
motor module |
| MM&TS |
master manufacturing and test schedule |
| MMA |
moving mechanical assembly |
| MMACS |
maintenance management and control system |
| MMAS |
material management and accounting system |
| MMAS |
mechanized material accountability system |
| MMC |
Martin Marietta Corporation |
| MMC |
master microprocessor control |
| MMC |
metal matrix composite |
| MMC |
midcourse measurement correction |
| MMC |
midmotor controller |
| MMC |
Mission Management Center |
| MMCA |
midmotor controller assembly |
| MMCCB |
Multimission Change Control Board |
| MMCL |
master measurement and control list |
| MMD |
mean mission duration |
| MMD |
mobile maintenance depot |
| MMD |
MSC maintenance depot |
| MMDB |
master measurement data base |
| MMDF |
mission model data file |
| MMDS |
maintenance management data system |
| MMES |
MSFC mated-element system |
| MMF |
magnetomotive force |
| MMH |
maintenance man-hour |
| MMH |
monomethylhydrazine |
| MMH/FH |
maintenance man-hours per flight hour |
| MMH/Y |
maintenance man-hours per year |
| MMI |
man-machine interface |
| MMI |
Marshall management instruction |
| MMIA |
monolithic microwave integrated amplifier |
| MMIC |
millimeter-wave monolithic integrated circuit |
| MMIC |
monolithic microwave integrated circuit |
| MMIDS |
man-machine interface development station |
| MMIP |
mass memory integration plan |
| MML |
master measurement list |
| MMLS |
Martin Marietta Launch Services |
| MMLS |
model-modes-loads-stresses |
| MMOS |
multimode optical sensor |
| MMP |
mechanical parts, materials, processes |
| MMP |
mission management plan |
| MMPSE |
multiuse mission payload support equipment |
| MMR |
mass memory ready |
| MMRS |
manned military recovery system |
| MMS |
manned maneuvering system |
| MMS |
mission modular spacecraft |
| MMS |
modular multiband scanner |
| MMS |
module management system |
| MMS |
multimission modular spacecraft |
| MMS |
multimission spacecraft |
| MMSE |
multimission support equipment |
| MMSE |
multiuse mission support equipment |
| MMT |
mass memory test |
| MMT |
mission management team |
| MMU |
manned maneuvering unit |
| MMU |
mass memory unit |
| MMU |
midcourse measurement unit |
| MMUS |
mass memory unit simulator |
| MN |
main bus |
| MNEE |
mission nonessential equipment |
| MNET |
Mission and Data Operations Directorate network |
| MNOS |
metal nitride oxide semiconductor |
| MO |
major objective |
| MO |
manned orbiter |
| MO |
manual orientation |
| MO |
manufacturing order |
| MO |
master oscillator |
| MO |
mid-deck overhead |
| MO |
mission operations |
| MOA |
make on arrival |
| MOA |
memorandum of agreement |
| MOC |
Marine Operation Center |
| MOC |
Mission Operations Center |
| MOC |
mission operations computer |
| MOCC |
Mission Operations Control Center |
| MOCF |
Mission Operations Computational Facility |
| MOCITE |
mobile checkout and integration test equipment |
| MOCR |
mission operations control room |
| MOCS |
multichannel ocean color sensor |
| MOCV |
manual oxygen control valve |
| MOD |
Mission Operations Directorate |
| MOD |
mission objectives document |
| MOD |
mission operations director |
| MODART |
method of defeating advanced radar threats |
| MODS |
military orbital development system |
| MOE |
measure of effectiveness |
| MOF |
manned orbital flight |
| MOI |
moments of inertia |
| MOL |
manned orbital laboratory |
| MOLFLUX |
molecular flux (model) |
| MOM |
mission operations manager |
| MOMS |
mobile optical measurement system |
| MOP |
measure of performance |
| MOP |
mission operations plan |
| MOP |
mission operations processor |
| MOPA |
master oscillator power amplifier |
| MOPIS |
missile operations intercommunications system |
| MOPR |
mission operations planning review |
| MOPR |
mission operations planning room |
| MOPS |
military operation phone system |
| MOPS |
missile operations |
| MOPS |
mission operations planning system |
| MOR |
manufacturing operations record |
| MOR |
manufacturing order record |
| MOR |
mission objective and requirements |
| MORD |
medical operations requirements document |
| MORL |
manned orbiting research laboratory |
| MORT |
management oversight and risk tree |
| MOS |
metal oxide on substrate |
| MOS |
metal oxide semiconductor |
| MOS |
mission operations system |
| MOS |
multiple optical switch |
| MOSC |
Mission Operations Support Center |
| MOSFET |
metal-on-silicon field-effect transistor |
| MOSP |
mission operations success program |
| MOSP |
mission operations support program |
| MOSPO |
mobile satellite photometric observatory |
| MOSR |
mission operations support requirement |
| MOSS |
manned orbital space station |
| MOSS |
Mission Operations Support Services |
| MOSS |
MMDB operational subsystem status |
| MOSTT |
mosaic optical sensor technology test bed |
| MOTR |
multiple-object tracking radar |
| MOU |
memorandum of understanding |
| MOV |
main oxidizer valve |
| MOW |
mission operations wing |
| MP |
major program |
| MP |
management package |
| MP |
mass properties |
| MP |
measuring point |
| MP |
medium pressure |
| MP |
melting point |
| MP |
Meteorology Panel |
| MP |
mission planner |
| MP |
mod package |
| MP&C |
maintenance planning and control |
| MP/G |
material procedure government |
| MPA |
manufacturing producibility analysis |
| MPA |
miniature pendulum accelerometer |
| MPAC |
multipurpose applications console |
| MPAD |
Mission Planning and Analysis Division (JSC) |
| MPAR |
maintainability problem and assessment report |
| MPB |
maintenance parts breakdown |
| MPBS |
main power bus supply |
| MPC |
material procurement cost |
| MPC |
memory protection check |
| MPC |
Meteorological Prediction Center |
| MPC |
midbody pyro controller |
| MPC |
midpower controller |
| MPCA |
midpower controller assembly |
| MPCMP |
mass properties control and management plan |
| MPD |
main dc power distributor |
| MPD |
management position description |
| MPD |
maximum permissible dose |
| MPE |
maximum permissible exposure |
| MPESS |
mission-peculiar equipment support structure |
| MPESS |
mission-peculiar experiment support structure |
| MPG |
multipoint grounding |
| MPGHM |
mobile payload ground handling mechanism |
| MPHE |
material and personnel handling equipment |
| MPI |
mean point of impact |
| MPI |
mission payload integration |
| MPICD |
mission-peculiar interface control document |
| MPIIN |
modification procurement instrument identification |
| MPIO |
Mission Payload Integration Office |
| MPL |
maintenance parts list |
| MPL |
master program library |
| MPL |
materials and process list |
| MPL |
mechanical parts list |
| MPL |
minimum power level |
| MPLN |
maintenance planning (data base) |
| MPM |
manipulator positioning mechanism |
| MPMP |
mass properties management plan |
| MPMP |
mechanical parts, material process |
| MPMP |
mechanical parts, materials, and processes |
| MPMSE |
multiuse payload and mission support equipment |
| MPOR |
master power-on reset |
| MPP |
manufacturing process procedure |
| MPP |
material processing procedure |
| MPP |
mission preparation processor |
| MPPSE |
multipurpose payload support equipment |
| MPR |
maintainability problem report |
| MPR |
malfunction problem record |
| MPR |
mockup purchase request |
| MPR |
monthly program review |
| MPRAS |
multipath redundant avionics suite |
| MPS |
main propulsion system (subsystem) |
| MPS |
maneuvering propulsion subsystem |
| MPS |
master production schedule |
| MPS |
master program schedule |
| MPS |
material processing satellite |
| MPS |
material processing specification |
| MPS |
materials processing in space |
| MPS |
materials processing science |
| MPS |
multiple protective structures |
| MPS&P |
material processing specifications and procedures |
| MPSR |
mission profile storage and retrieval |
| MPSR |
multipurpose support room |
| MPST |
multipurpose support team |
| MPT |
main propulsion test |
| MPT |
mission planning terminal |
| MPTA |
main propulsion test article |
| MPTF |
Main Propulsion Test Facility |
| MPTF |
mission planning task force |
| MPTP |
main propulsion test program |
| MPTS |
multipurpose tool set |
| MPVA |
main propellant valve actuator |
| MR |
maintenance and refurbishment |
| MR |
management review |
| MR |
master reset |
| MR |
material request |
| MR |
material review |
| MR |
mission report |
| MR |
mixture ratio |
| MRA |
mechanical readiness assessment |
| MRA |
mission requirements analysis |
| MRA |
mission requirements and allocation |
| MRB |
Material Review Board |
| MRB |
mission reconfiguration base |
| MRBM |
medium-range ballistic missile |
| MRC |
Measurement Requirements Committee |
| MRCR |
measurement requirement change request |
| MRD |
material review disposition |
| MRD |
mission requirements definition |
| MRD |
mission requirements document |
| MRDA |
mission requirements definition and analysis |
| MRDB |
mission requirements data base |
| MRDR |
material review disposition record |
| MRDR |
mission requirements data base Rockwell |
| MRE |
material review engineering |
| MRF |
maintenance responsibility file |
| MRF |
maximum retarding force |
| MRF |
measurements/stimuli request form |
| MRF |
missile repair facility |
| MRI |
measurement requirements and interface |
| MRIM |
MOD/MOC reconfiguration interface manager |
| MRIR |
medium-resolution infrared radiometer |
| MRL |
manipulator retention latch |
| MRL |
manipulator retention lock |
| MRL |
material requirements list |
| MRL |
measurement requirement list |
| MRL |
missile reference line |
| MRM |
mission reconfiguration master |
| MRM |
mission requirements matrix |
| MRMS |
mission reconfiguration management system |
| MRMS |
mobile remote manipulator system |
| MRO |
maintenance repair and operation |
| MRO |
material release order |
| MRP |
manufacturing resource planning |
| MRP |
material requirements planning |
| MRP |
material review process |
| MRP |
missile reference plane |
| MRP |
mission reference plane |
| MRR |
manufacturing readiness review |
| MRR |
mission readiness review |
| MRR |
mission reconfiguration request |
| MRR |
mission requirements review |
| MRS |
management review system |
| MRS |
master repair schedule |
| MRS |
mobile remote servicer |
| MRTFB |
major range and test facility base |
| MRTS |
material requirements tracking system |
| MRTS |
modification and repair tracking system |
| MRTS |
modification recycle tracking system |
| MRWG |
Mission Requirements Working Group |
| MS |
machine screw |
| MS |
mechanical system |
| MS |
medium shot |
| MS |
milestone |
| MS |
military standard (parts designation) |
| MS |
mission sequence |
| MS |
mission specialist |
| MS |
mission station |
| MS |
monitor station |
| MS |
machine steel |
| MS |
manned system |
| MS |
margin of safety |
| MS |
Marsenne-Schmidt |
| MS |
mass spectrometer |
| MS |
master switch |
| MS |
material specification |
| MS |
mating sequence and control |
| MS-DOS |
Microsoft disk operating system |
| MS/MS |
material science and manufacturing in space |
| MSA |
main bus solar array |
| MSA |
major subcontract administrator |
| MSA |
master schedule authorization |
| MSA |
material service area |
| MSA |
material subcontract administrator |
| MSA |
Metropolitan Survey Area |
| MSA |
minimum surface area |
| MSAD |
materials summary acceptance document |
| MSB |
most significant bit |
| MSBLS |
microwave scan-beam landing system |
| MSBLS-GS |
MSBLS ground station |
| MSC |
master schedule chart |
| MSC |
master sequence controller |
| MSC |
Materials Service Center |
| MSC |
Mission Support Center (Space Station) |
| MSC |
mobile service carrier |
| MSC |
mobile service center |
| MSC |
moding, sequencing, and control |
| MSCB |
Manufacturing Status Control Board |
| MSCL |
Measurement Standards and Calibration Laboratory |
| MSCR |
measurements/stimuli change request |
| MSCS |
mobile service center system |
| MSD |
Missile Systems Division |
| MSD |
Mission Support Directorate |
| MSD |
mission systems data |
| MSDOS |
mass storage digital operating system |
| MSDP |
mission system distribution panel |
| MSDS |
materials safety data sheet |
| MSDS |
multispectral scanner and data system |
| MSDT |
multiple Shuttle data tape |
| MSE |
maintenance support equipment |
| MSE |
manned space flight engineer |
| MSE |
measuring and stimuli equipment |
| MSE |
mechanical support equipment |
| MSE |
medical support equipment |
| MSE |
mission staff engineer |
| MSE |
mission support equipment |
| MSEC |
master separation events controller |
| MSF |
maintenance source file |
| MSF |
manned space flight |
| MSFC |
Marshall Space Flight Center (NASA) |
| MSFN |
manned space flight network |
| MSFP |
manned space flight program |
| MSFSG |
Manned Space Flight Support Group |
| MSG |
Maintenance Steering Group |
| MSG |
Maintenance Study Group |
| MSG |
Mechanical Subsystem Group |
| MSG |
Mission Support Group |
| MSI |
maintenance-significant item |
| MSI |
medium-scale integration |
| MSIA |
multispectral image analyzer |
| MSID |
master stimulus identification document |
| MSID |
measurement and stimulus identification |
| MSID |
measurement stimulation identification |
| MSID |
measurement stimulus identification |
| MSIF |
multisystem integration facility |
| MSIS |
man-systems integration standards |
| MSK |
M-ary shift keying |
| MSK |
manual select keyboard |
| MSL |
master system library |
| MSL |
Materials Science Laboratory |
| MSL |
mean sea level |
| MSL |
Mechanical Systems Laboratory |
| MSL |
mode select logic |
| MSLD |
mass spectrometer leak detector |
| MSM |
manned support module |
| MSME |
Master of Science degree in mechanical engineering |
| MSMP |
manned support module program |
| MSMP |
multispectral measurements program |
| MSO |
Manufacturing Safety Office |
| MSO |
model for spares optimization |
| MSOB |
Manned Spacecraft Operations Building |
| MSOCC |
Multisatellite Operations Control Center |
| MSOIN |
minor subcontractor or IDWA notification |
| MSP |
Mission Security Panel |
| MSP |
mission sequence plan |
| MSP |
mission support plan |
| MSR |
measurement stimuli request |
| MSR |
measurements support request |
| MSR |
Mission Support Room |
| MSRP |
mission support real property |
| MSS |
maintenance status system |
| MSS |
mobile service structure |
| MSS |
mobile servicing system |
| MSS |
multispectral scanner system |
| MSS |
multisystem software |
| MSS |
Manufacturers' Standardization Society |
| MSS |
mass storage subsystem |
| MSS |
mechanical support system |
| MSS |
medium/small satellite servicing |
| MSS |
meeting support system |
| MSS |
message source selector |
| MSS |
mission specialist station |
| MSS |
mission status summary |
| MSSRV |
Mars surface-sample return vehicle |
| MSSTM |
military space system technology model |
| MSSTP |
Military Space Systems Technology Plan |
| MST |
measurement status table |
| MST |
mobile service tower |
| MST |
mountain standard time |
| MSU |
main storage unit |
| MSU |
mass storage unit |
| MSU |
measuring stimuli unit |
| MSV |
mission support vehicle |
| MSV |
monitored sine vibration (test) |
| MSVP |
master Shuttle verification plan |
| MT |
magnetic tape |
| MT |
metric ton |
| MT |
mission time |
| MT |
mission timer |
| MT |
mission trajectory |
| MT |
mobile transfer |
| MT |
mobile transporter |
| MT |
mountain time |
| MT |
man-tended |
| MT |
master timer |
| MT |
master tool |
| MT |
maximum torque |
| MT |
mean time |
| MT |
mechanical technician |
| MT |
megaton |
| MT |
member traceability |
| MT&SCDSS |
materials technology and structural concepts for dsystems |
| MTA |
maintenance task analysis |
| MTA |
major test article |
| MTA |
mass thermal analysis |
| MTAP |
multitask analysis program |
| MTB |
materials testing branch |
| MTBCF |
mean time between critical failures |
| MTBD |
mean time between demand |
| MTBF |
mean time between failures |
| MTBM |
mean time between maintenance |
| MTBMA |
mean time between maintenance action |
| MTBR |
mean time between removal |
| MTBR |
mean time between replacement |
| MTC |
man-tended capability |
| MTC |
manual thrust controller |
| MTC |
manual traffic control |
| MTC |
master thrust control (controller) |
| MTC |
mission and traffic control |
| MTCA |
monitor and test control area |
| MTCU |
magnetic tape control unit |
| MTE |
maintenance test equipment |
| MTE |
multisystem test equipment |
| MTEC |
maintenance test equipment catalog |
| MTEE |
maintenance test equipment, electrical |
| MTEF |
maintenance test equipment, fluid |
| MTEM |
maintenance test equipment module |
| MTEM |
maintenance test equipment, mechanical |
| MTEO |
maintenance test equipment, optical |
| MTFF |
man-tended free flyer |
| MTFO |
modular training field option |
| MTG |
master timing generator |
| MTGP |
monitor table generator program |
| MTGW |
maximum total gross weight |
| MTI |
Morton Thiokol, Incorporated |
| MTI |
moving-target indicator |
| MTK |
mechanical timekeeping |
| MTK |
mechanized timekeeping |
| MTL |
main transfer line |
| MTLP |
monitor table listing program |
| MTM |
mechanical test model |
| MTM |
method of task measurement |
| MTM |
methods time measurement |
| MTM |
multiterminal monitor |
| MTMO |
Mated Test Management Office |
| MTO |
magnetic tape operator |
| MTO |
master timing oscillator |
| MTO |
maximum time-out |
| MTO |
mission task objective |
| MTO |
Mississippi Test Operations |
| MTO |
modification task outline |
| MTOGW |
maximum takeoff gross weight |
| MTOW |
maximum takeoff weight |
| MTP |
manufacturing technical procedure |
| MTP |
master test plan |
| MTP |
mission test plan |
| MTR |
magnetic tape recorder |
| MTRD |
master test requirement document |
| MTS |
magnetic tape station |
| MTS |
magnetic tape system |
| MTS |
main thruster subsystem |
| MTS |
master timing system |
| MTS |
member, technical staff |
| MTS |
metric time system |
| MTS |
mobile tracking station |
| MTS |
motor-operated transfer switch |
| MTT |
maximum touch temperature |
| MTTA |
mean time to accomplish |
| MTTE |
mean time to exchange |
| MTTF |
mean time to failure |
| MTTFF |
mean time to first failure |
| MTTR |
mean time to repair |
| MTTRF |
mean time to restore function |
| MTU |
magnetic tape unit |
| MTU |
master timing unit |
| MTU |
mobile training unit |
| MTV |
mass transfer vehicle |
| MTVC |
manual thrust vector control |
| MTW |
maximum taxi weight |
| MU |
master unit |
| MU |
mobile unit |
| MU |
mockup |
| MU |
multiple unit |
| MUA |
materials usage agreement |
| MUA |
maximum usable altitude |
| MUA |
mutual usage agreement |
| MUC |
Muchea, Australia |
| MUF |
maximum usable frequency |
| MUL |
mission-unique list |
| MUPPS |
mission-unique planning and processing schedule |
| MUR |
manpower utilization report |
| MUS |
mission-unique software |
| MUSAT |
Canadian government satellite |
| MUSS |
module utility support structure |
| MUX |
multiplex |
| MUX |
multiplexer |
| MV |
manual valve |
| MV |
manufacturing verification |
| MVA |
megavolt ampere |
| MVAS |
multipurpose ventricular actuating system |
| MVC |
manual volume control |
| MVC |
master volume control |
| MVD |
map and visual display |
| MVF |
manned vertical flight |
| MVGVT |
mated vertical ground vibration test |
| MVM |
Mariner Venus/Mercury |
| MVP |
master verification plan |
| MVR |
measurement velocity radial |
| MVS |
middle-value select |
| MVS |
midvalue selected |
| MVS |
multiple virtual storage |
| MVWT |
mated vehicle wind tunnel |
| MW |
man-week |
| MW |
microwave |
| MWB |
master workbook |
| MWD |
material withdrawal document |
| MWG |
Maintainability Working Group |
| MWIR |
medium-wavelength infrared |
| MWOR |
maintenance work order request |
| MWP |
maximum working pressure |
| MWPR |
monthly work package report |
| MWR |
mean width ratio |
| MWS |
missile weapon system |
| MWV |
maximum working voltage |
| MY |
man-year |
| MYTA |
maintainability task analysis |
| MYVAL |
maintainability evaluation |
| MZFW |
maximum zero fuel weight |
| Mb |
megabit |
| Mb |
megabyte |
| Mb/s |
megabits per second |
| Mbps |
megabits per second |
| MeV |
megaelectron volt |
| Mips |
million instructions per second |
| Mips |
millions of instructions per second |
| Mops |
million operations per second |
| N |
Newton |
| N&G |
navigation and guidance |
| N-S |
Navier-Stokes |
| N/A |
next assembly |
| N/A |
not applicable |
| N/A |
Nova interface adapter |
| N/B |
narrow band |
| N/C |
normally closed |
| N/C |
nose cone |
| N/C |
not critical |
| N/C |
numerical control |
| N/C |
numerically controlled |
| N/D |
need date |
| N/FTS |
near-/far-term system |
| N/L |
no limit |
| N/O |
normally open |
| N/P |
not provided |
| N/R |
not required |
| N/W |
network |
| N/m2 |
Newtons per meter squared |
| N2H2 |
hydrazine |
| N2O4 |
nitrogen tetroxide |
| NA |
next action |
| NA |
nodal architect |
| NA |
not applicable |
| NA |
numerical aperture |
| NAA |
North American Aircraft |
| NAACP |
National Association for the Advancement of Colored People |
| NAAL |
North American Aerodynamic Laboratory (wind tunnel) |
| NAC |
Naval Avionics Center |
| NAD |
network adapter device |
| NAEC |
Naval Air Engineering Center |
| NAM |
National Association of Manufacturers |
| NAM |
nuclear assessment methodology |
| NAP |
navigation analysis program |
| NAR |
numerical analysis research |
| NARS |
National Archives and Record Services |
| NAS |
National Academy of Sciences |
| NAS |
national aircraft standard |
| NAS |
national airspace system |
| NAS |
naval air station |
| NAS |
nonavionics simulator |
| NAS |
numerical aerodynamic simulation |
| NASA |
National Aeronautics and Space Administration |
| NASCOM |
NASA communications (network) |
| NASDA |
National Space Development Agency (Japan) |
| NASO |
North American Space Operations |
| NASP |
National AeroSpace Plane |
| NASTRAN |
NASA structural analysis program |
| NAT |
nonconformance action team |
| NATF |
Naval Air Test Facility |
| NATO |
North Atlantic Treaty Organization |
| NAUI |
National Association of Underwater Instructors |
| NAVAID |
navigation aid |
| NAVDAD |
navigational derived air data |
| NAVEX |
navigation expert |
| NAVPOOL |
navigation parameter common pool |
| NAVSAT |
navigation satellite |
| NAVSIM |
autonomous navigation simulator |
| NAVT |
NASA altimeter verification telemetry |
| NB |
narrow band |
| NB |
navigation base |
| NB |
nitrogen base |
| NB |
no bias (relay) |
| NBA |
narrow-band amplifier |
| NBA |
NSTS berthing adapter |
| NBDL |
Naval Bio-Dynamics Laboratory |
| NBF |
Neutral Buoyancy Facility |
| NBOSS |
new-business operations support system |
| NBS |
National Bureau of Standards |
| NBS |
neutral buoyancy simulation |
| NBSAMRF |
National Bureau of Standards Advanced Research Facility |
| NBT |
neutral buoyancy trainer |
| NC |
national course |
| NC |
no change |
| NC |
no comment |
| NC |
noise criteria |
| NC |
normal corrective |
| NC |
normally closed |
| NC |
numerical control |
| NC |
numerically controlled |
| NC1 |
nominal correction 1 (phasing maneuver) |
| NCA |
National Command Authority |
| NCC |
NASA class code |
| NCC |
NASA Communications Control |
| NCC |
Navstar Control Center |
| NCC |
Network Control Center (GSFC) |
| NCC |
nominal corrective combination (maneuver) |
| NCC |
normal corrective combination (maneuver) |
| NCC |
NTB Control Center |
| NCG |
noncondensible gas |
| NCG |
Nuclear Criteria Group |
| NCIU |
network common interface unit |
| NCMC |
NORAD Cheyenne Mountain Complex |
| NCO |
numerically controlled oscillator |
| NCOS |
National Commission on Space |
| NCR |
no calibration required |
| NCR |
nonconformance/failure report |
| NCS |
network control station |
| NCS |
nutation control system |
| NCSC |
National Computer Security Center |
| NCU |
nozzle control unit |
| ND |
NASA document |
| ND |
neutral density |
| ND |
nondimensional |
| NDE |
nondestructive evaluation |
| NDI |
nondestructive inspection |
| NDRO |
nondestructive readout |
| NDS |
network distribution service |
| NDS |
nuclear detection system |
| NDST |
nondimensional special tool |
| NDT |
nondestructive test |
| NDT |
nondestructive testing |
| NDTF |
nondestructive test facility |
| NDTL |
nondestructive test laboratory |
| NDU |
navigation data unit |
| NDUS |
NUDET detection user segment |
| NDV |
NASP-derived vehicle |
| NEA |
noise equivalent angle |
| NEACP |
National Emergency Airborne Command Post |
| NEAX |
noise equivalent change in translation |
| NEC |
national electrical code |
| NEEDS |
NASA end-to-end data system |
| NEFD |
noise equivalent flux density |
| NEI |
noise equivalent irradiance |
| NEI |
nonexplosive initiation |
| NELS |
nuclear effects link simulator |
| NEMS |
NASA equipment management system |
| NENU |
nonexempt, nonunion |
| NEP |
noise equivalent power |
| NEP |
nominal entry point |
| NEP |
normal entry point |
| NERVA |
nuclear engine for rocket vehicle application |
| NES |
network encryption system |
| NESC |
national electrical safety code |
| NESP |
Naval Extremely High Frequency Satellite Program |
| NESR |
natural environment support room |
| NESS |
National Environmental Satellite Service |
| NEST |
nuclear emergency search team |
| NET |
NASA employee team |
| NET |
Nimbus Experiment team |
| NET |
noise equivalent target |
| NET |
noise equivalent temperature |
| NETCOM |
network communications |
| NETSIM |
network simulation |
| NEU |
nonexempt, union |
| NEVADA |
net energy verification and determination analyzer |
| NEVS |
NASA equipment visibility system |
| NEWS |
new engineering work schedule |
| NEWS |
new engineering work system |
| NF |
natural flood |
| NF |
noise figure |
| NFLNA |
noise figure low-noise amplifier |
| NFPA |
National Fire Prevention Association |
| NFS |
NASA FAR supplement |
| NFS |
network file server |
| NFS |
nozzle flow sensor |
| NFW |
nonfuel-wasting |
| NG |
narrow gauge |
| NG |
nitrogen gauge |
| NG |
nose gear |
| NGC |
next-generation controller |
| NGS |
NUDET ground system |
| NGT |
NASA ground terminal |
| NH |
nominal height (adjust maneuver) |
| NH |
normal height (adjust maneuver) |
| NH&S |
nuclear hardening and survivability |
| NH4 |
hydrazine |
| NHA |
next higher assembly |
| NHB |
NASA Handbook |
| NHC |
National Hurricane Center |
| NIB |
noninterference basis |
| NIC |
not in contract |
| NICE |
Navstar interface control equipment |
| NIDS |
network interface data system |
| NIM |
nuclear instrumentation module |
| NIOSH |
National Institute for Occupational Safety and Health |
| NIP |
network input processor |
| NIP |
network interface processor |
| NISS |
national integrated scheduling system |
| NIU |
network interface unit |
| NJP |
network job processing |
| NL |
no limit |
| NL |
nose left |
| NLA |
next lower assembly |
| NLD |
Network Logistics Depot |
| NLG |
nose landing gear |
| NLGD |
nose landing gear door |
| NLM |
nonlinear material |
| NLRB |
National Labor Relations Board |
| NLT |
not later than |
| NLT |
not less than |
| NM |
network manager (GSFC) |
| NM |
nonmetallic |
| NMA |
National Management Association |
| NMAB |
National Materials Advisory Board |
| NMC |
National Meteorological Center |
| NMCC |
National Military Command Center |
| NMI |
NASA management instruction |
| NMO |
normal manual operation |
| NMOS |
negative-type metal oxide semiconductor |
| NMR |
nuclear magnetic resonance |
| NMT |
not more than |
| NMT |
notification of master tool |
| NMTA |
National Metal Trades Association |
| NMTBA |
National Machine Tool Builders' Association |
| NMTS |
next manned transportation system |
| NMV |
nitrogen manual valve |
| NNK |
nonnuclear kill |
| NO |
nitrous oxide |
| NO |
normally open |
| NOAA |
National Oceanic and Atmospheric Administration |
| NOC |
network operation control |
| NOC |
not otherwise coded |
| NOC |
notation of content |
| NOCC |
Network Operations Control Center (GSFC) |
| NOD |
notice of discrepancy |
| NOES |
National Operational Environmental Satellite |
| NOM |
network output multiplexer |
| NOMOCALC |
spectral nomographic calculator |
| NOP |
normal operating procedure |
| NOPAR |
non-OPPL part approval requests |
| NOPAR |
nonorbiter parts authorization request |
| NOR |
notice of revision |
| NORAD |
North American Air Defense Command |
| NORDSAT |
Scandinavian countries' broadcast satellite |
| NOS |
network operating system |
| NOSL |
night/day optical survey of thunderstorm lightning |
| NOSP |
near-object scanning probe |
| NOSP |
network operations support plan |
| NOSS |
National Oceanic Satellite System |
| NOTS |
Naval Ordnance Test Station |
| NP |
navigation payload |
| NP |
network program |
| NP |
not provided |
| NPB |
neutral particle beam |
| NPC |
NASA procurement circular |
| NPC |
NASA publication control |
| NPC |
normal plane change |
| NPD |
NASA policy directive |
| NPD |
nominal percent defective |
| NPDS |
nuclear particle detection subsystem |
| NPF |
Navstar processing facility |
| NPG |
naval proving ground |
| NPL |
normal power level (see RPL) |
| NPN |
NASA part number |
| NPRV |
nitrogen pressure relief valve |
| NPS |
NASA planning studies |
| NPS |
nonpropulsive stage |
| NPSH |
net positive suction head |
| NPSP |
net positive static pressure |
| NPSP |
net positive suction pressure |
| NPSS |
NASA packet switching system |
| NPT |
Navy pointer and tracker |
| NPU |
nitrogen purge unit |
| NPV |
nitrogen pressure valve |
| NR |
noise rating |
| NR |
nose right |
| NR |
not required |
| NRALT |
NASA radar altimeter |
| NRB |
nuclear reactor/Brayton |
| NRC |
National Research Council |
| NRC |
Nitrosso rubber coating |
| NRC |
nonrecurring costs |
| NRCC |
National Research Council of Canada |
| NRD |
National Range Division |
| NRDS |
Nuclear Rocket Development Station (NASA) |
| NRFA |
navigation radio frequency assembly |
| NRI |
nonrecurring investment |
| NRL |
Naval Research Laboratory |
| NRM |
nonrecurring maintenance |
| NRP |
normal rated power |
| NRS |
nonconformance reporting system |
| NRT |
near real time |
| NRTS |
not repairable at this station |
| NRZ |
nonreturn to zero |
| NRZ-L |
nonreturn-to-zero level |
| NRZ-PSK |
nonreturn-to-zero phase shift key |
| NRZ-TTL |
nonreturn-to-zero transistor-transistor logic |
| NS |
nickel steel |
| NS |
not switchable |
| NS |
nuclear Shuttle |
| NSA |
National Security Agency |
| NSA |
National Standards Association |
| NSA |
nosewheel steering amplifier |
| NSACOR |
National Security Agency Central Office of Record |
| NSAS |
NSTS/SSPE attachment systems |
| NSC |
NASA standard computer |
| NSC |
navigational star catalog |
| NSC |
Network Support Committee |
| NSC |
nonstandard CA code |
| NSCCA |
nuclear safety cross-check analysis |
| NSD |
NASA standard detonator |
| NSE |
nosewheel steering enable |
| NSHS |
nosewheel steering hydraulic system |
| NSI |
NASA standard initiator |
| NSI |
network support item |
| NSI-I |
NASA standard initiator Type I |
| NSIA |
National Security Industrial Association |
| NSIF |
Near-Space Instrumentation Facility |
| NSL |
Northrop Space Laboratory |
| NSLD |
NASA Shuttle Logistics Depot |
| NSM |
network status monitor |
| NSN |
national stock number |
| NSO |
NASA support operation |
| NSP |
NASA support plan |
| NSP |
network signal processing |
| NSP |
network signal processor |
| NSPAR |
nonstandard part approval request |
| NSR |
nominal slow rate |
| NSR |
normal slow rate (maneuver) |
| NSR1 |
first coelliptic maneuver |
| NSR2 |
second coelliptic maneuver |
| NSS |
network simulation system |
| NSSCC |
NORAD Space Surveillance Computation Center |
| NSSDC |
National Space Science Data Center |
| NSTI |
NASA simulation traffic interface |
| NSTL |
National Space Technology Laboratories (now John C. Stennis Space Center) |
| NSTS |
National Space Transportation System |
| NSTSPO |
NSTS Program Office |
| NSU |
node switching unit |
| NSY |
nonstandard Y code |
| NT&A |
no test and ancillary |
| NTB |
National Test Bed |
| NTBOS |
NTB operating software |
| NTBSIM |
NTB simulation |
| NTD |
NASA test director |
| NTE |
navigation telemetry encoder |
| NTF |
National Test Facility |
| NTIS |
National Technical Information Service |
| NTO |
nitrogen tetroxide |
| NTO |
nitrous oxide |
| NTP |
network test panel |
| NTP |
normal temperature and pressure |
| NTP |
notice to proceed |
| NTS |
navigation technology satellite |
| NTS |
near-term schedule |
| NTS |
nonavionics test station |
| NTS |
not to scale |
| NTSO |
NASA Test Support Office |
| NTSS |
nitrogen transfer and storage system |
| NTTF |
network test and training facility |
| NUDET |
nuclear detonation |
| NUL |
non-GSE utilization list |
| NUTI |
NASCOM user traffic interface |
| NV |
NASA altimeter verification |
| NV |
nuclear vehicle |
| NVAFB |
North Vandenberg Air Force Base |
| NVE |
nonvisual eyepiece |
| NVEOL |
Night Vision and Electro-Optical Laboratory |
| NVM |
nonvolatile memory |
| NVR |
NASA waiver |
| NVR |
no verification required |
| NVR |
no voltage release |
| NVR |
nonvolatile residue |
| NW |
nosewheel |
| NWE |
nuclear weapons effect |
| NWG |
natural work group |
| NWMP |
nuclear weapons monitor plan |
| NWS |
National Weather Service |
| NWS |
nosewheel steering |
| NWSA |
nosewheel steering amplifier |
| NWT |
nonwatertight |
| NWU |
north, west, up |
| NWW |
nosewheel well |
| NX |
normal to X-axis |
| NX |
nose to X-axis |
| NY |
normal to Y-axis |
| NY |
nose to Y-axis |
| NZ |
normal acceleration |
| NZ |
normal load factor (g) |
| NZ |
normal to Z-axis |
| NZ |
nose to Z-axis |
| NZB |
nonzero binary |
| Nd:YAG |
neodymium:yttrium aluminum garnet |
| O&C |
operations and checkout |
| O&C |
operations and control |
| O&FS |
operations and flight support |
| O&M |
operations and maintenance |
| O&P |
operations and procedures |
| O&R |
overhaul and repair |
| O&S |
operational and support |
| O&S |
operations and support |
| O/B |
on board |
| O/B |
operational base |
| O/C |
operations critical |
| O/D |
on dock |
| O/D |
outside diameter |
| O/F |
oxidizer-to-fuel ratio |
| O/L |
overload |
| O/L-RC |
overload reverse current |
| O/R |
outside radius |
| O/R |
oxygen relief |
| O/V |
overvoltage |
| O/V-U/V |
overvoltage/undervoltage |
| OA |
Office of Applications |
| OA |
omnidirectional antenna |
| OA |
operational aft |
| OA |
operational instrumentation MDM aft |
| OA |
orbit adjust (telemetry) |
| OA |
orbiter assembly |
| OA |
output axis |
| OA |
overall |
| OAA |
orbiter access arm |
| OAA |
orbiter alternate airfield |
| OAA |
ORU alternative analysis |
| OAB |
Ordnance and Assembly Building |
| OAFD |
orbiter aft flight deck |
| OAFTO |
Orbiter Atmospheric Flight Test Office |
| OAHTS |
orbiter avionics hardware tracking system |
| OAL |
overall level |
| OALC |
Ogden Air Logistics Center |
| OAME |
orbital attitude and maneuvering electronics |
| OAMP |
Optical Airborne Measurements Program |
| OAMS |
orbital attitude and maneuvering system |
| OAO |
orbital astronomical observatory |
| OAR |
off-axis rejection |
| OARE |
Orbital Acceleration Research Experiment |
| OARME |
Oxygen Atom Reaction Materials Experiment |
| OARS |
Orbiter Avionics Radiation Specification |
| OAS |
office automation system |
| OAS |
optical assembly simulator |
| OAS |
orbiter aeroflight simulator |
| OAS |
orbiter atmospheric simulator |
| OAS |
orbiter avionics simulator |
| OAS |
orbiter avionics system |
| OASCB |
Orbiter Avionics Software Control Board |
| OASIS |
oceanic and atmospheric scientific information system |
| OASIS |
Orbit Avionics Software Integration Study (IBM's) |
| OASIS |
orbiter experiment autonomous supporting instrumentation |
| OASM |
Office of Aerospace Medicine (NASA) |
| OASPL |
overall sound pressure level |
| OAST |
Office of Aeronautics and Space Technology |
| OAT |
operational acceptance test |
| OAT |
overall test |
| OATS |
orbiter avionics tracking system |
| OB |
on board |
| OB |
operational base |
| OB |
outboard |
| OBC |
on-board checkout |
| OBC |
on-board computer |
| OBCO |
on-board checkout |
| OBCP |
on-board computer program |
| OBCS |
on-board checkout subsystem |
| OBDU |
on-board diagnostic unit |
| OBS |
operational bioinstrumentation system |
| OBS |
operational biomed sensor |
| OBS |
operational biomedical system |
| OBV |
oxidizer bleed valve |
| OC |
on center |
| OC |
on condition |
| OC |
open circuit |
| OC |
orbital check |
| OC |
over center |
| OC |
overcurrent |
| OCA |
orbiter capability analysis |
| OCA |
orbiter capability assessment |
| OCAC |
orbiter cabin air cleaner |
| OCALC |
Oklahoma City Air Logistics Center |
| OCB |
operational configuration baseline |
| OCC |
Office of Contract Compliance |
| OCC |
Operations Control Center |
| OCCP |
orbit command computer program |
| OCCS |
operator control console subsystem |
| OCD |
operational concept document |
| OCD |
operations concept documentation |
| OCDR |
orbiter critical design review |
| OCDU |
optics coupling data unit (G&N) |
| OCE |
Ocean Color Experiment |
| OCF |
on-board computational facility |
| OCF |
orbiter computational facilities |
| OCH |
orbiter common hardware |
| OCI |
organizational conflict of interest |
| OCM |
optical countermeasure |
| OCN |
operation control number |
| OCN |
order change number |
| OCN |
order control number |
| OCO |
OMS cutoff |
| OCO |
open-close-open |
| OCP |
Office of Commercial Programs |
| OCP |
operations checkout procedure |
| OCP |
output control pulse |
| OCR |
operational capability readiness |
| OCR |
operational concept review |
| OCR |
optical character reader |
| OCR |
optical character recognition |
| OCS |
on-board checkout system |
| OCS |
operational control segment |
| OCU |
ordnance control unit |
| OD |
observational data (telemetry) |
| OD |
operational downlink |
| OD |
operations directive |
| OD |
operations director |
| OD |
outside diameter |
| OD |
oxygen drain |
| OD&E |
operational demonstration and evaluation |
| ODA |
optical diagnostic assembly |
| ODB |
operational data base |
| ODB |
operational data book |
| ODC |
other direct costs |
| ODCDR |
orbiter delta CDR |
| ODDL |
on-board digital data load |
| ODDP |
object-dependent data processor |
| ODDS |
operational data delivery services |
| ODDTE |
Office of the Director, Defense Test and Evaluation |
| ODE |
operational demonstration and evaluation |
| ODES |
Optical Discrimination Evaluation Study |
| ODF |
orbit determination facility |
| ODF |
output data formatter |
| ODIN |
orbital design integration system |
| ODM |
orbiter disconnect mechanism |
| ODOP |
offset Doppler (tracking system) |
| ODP |
operational display procedure |
| ODR |
output data redundancy |
| ODRAN |
operational drawing revision advance notice |
| ODRC |
Orbiter Data Reduction Center |
| ODU |
output display unit |
| OEAS |
orbital emergency arresting system |
| OEC |
other early capability |
| OECO |
outboard engine cutoff |
| OEM |
original equipment manufacturer |
| OEPS |
operationally efficient propulsion system |
| OES |
orbiter emergency site |
| OESS |
orbiter/ET separation system |
| OET |
orbiter engineering and test |
| OEX |
orbiter experiment |
| OEXP |
Office of Exploration |
| OF |
operational forward DSC or MDM |
| OF |
operational instrumentation MDM forward |
| OF |
orbital flight |
| OF |
outside face |
| OF |
oxygen fill |
| OFCC |
Office of Federal Contract Compliance |
| OFCCP |
Office of Federal Contract Compliance Programs |
| OFDS |
orbiter flight dynamic simulator |
| OFDS |
oxygen fluid distribution system |
| OFI |
operational flight instrumentation |
| OFK |
optical flight kit |
| OFP |
operational flight profile |
| OFP |
operational flight program |
| OFP |
orbiter flight program |
| OFS |
orbital flight system |
| OFS |
orbiter flight simulator |
| OFS |
orbiter flight system |
| OFS |
orbiter functional simulator |
| OFT |
operational flight test |
| OFT |
orbital flight test |
| OFT |
orbital flight training |
| OFTDS |
orbital flight test data system |
| OFVR |
out-of-field-of-view rejection |
| OG |
outer gimbal (roll) |
| OG |
oxygen gage |
| OGA |
outer gimbal angle |
| OGA |
outer gimbal axis |
| OGE |
operating ground equipment |
| OGMT |
orbiter Greenwich mean time |
| OGTM |
one-g trainer and mockup |
| OGV |
oxygen gage valve |
| OH |
overhaul |
| OH |
overhead |
| OHA |
operating hazard analysis |
| OHA |
orbital height adjustment maneuver |
| OHC |
optics hand controller |
| OHF |
occupational health facility |
| OHGVT |
orbital horizontal ground vibration test |
| OI |
operating instruction |
| OI |
operational increment (software) |
| OI |
operational instrumentation |
| OI |
operations interface |
| OI |
orbiter insertion |
| OI |
orbiter instrumentation |
| OIA |
Office of Internal Affairs |
| OIA |
Office of International Affairs |
| OIA |
orbiter interface adapter |
| OIB |
Operating Improvement Board |
| OIC |
orbital integrated checkout |
| OIDB |
OI data base |
| OIE |
orbiter integration engineering |
| OII |
operations integration instruction |
| OIO |
operations integration officer |
| OIR |
open item report |
| OIR |
operations integration review |
| OIS |
operational intercommunication system |
| OIS |
Optical Imager Study |
| OIS |
orbit injection subsystem |
| OIS |
orbit inserting system |
| OIS |
orbit insertion subsystem |
| OIS |
orbiter insertion system |
| OIS |
orbiter instrumentation systems |
| OISAR |
optical inverse synthetic-aperture radar |
| OISR |
open item status report |
| OISS |
open item status subsystem |
| OISTP |
Oxygen-Iodine Supersonic Technology Program |
| OIT |
orbiter integrated test |
| OIT |
orbiter integration test |
| OIT |
orbiter interface test |
| OIV |
oxidizer isolation valve |
| OIVS |
orbiter interface verification set |
| OJT |
on-the-job training |
| OL |
open loop |
| OL |
operational left DSC or MDM |
| OL |
overlay |
| OL |
overload |
| OLDB |
on-line data bank |
| OLERD |
orbiter landing emergency rescue data |
| OLF |
orbiter lifting frame |
| OLIF |
Orbiter Landing Instrumentation Facility |
| OLOW |
orbiter lift-off weight |
| OLSA |
orbiter/LPS signal adapter |
| OLSP |
Orbiter Logistics Support Plan |
| OM |
office management |
| OM |
operational mid DSC or MDM |
| OM |
operations manager |
| OM |
optical master |
| OM |
outer marker (ILS) |
| OMA |
operations maintenance area |
| OMA |
operations management application |
| OMA |
orbiter maintenance area |
| OMAS |
operations management application software |
| OMB |
Office of Management and Budget |
| OMBUU |
orbiter midbody umbilical unit |
| OMCF |
operations and maintenance control file |
| OMCF |
Orbiter Maintenance and Checkout Facility |
| OMCS |
operations and maintenance communications system |
| OMD |
operations and maintenance documentation |
| OMDR |
operations and maintenance data record |
| OME |
orbital maneuvering engine |
| OME |
orbiter main engine |
| OMET |
orbiter mission elapsed time |
| OMEWG |
Orbiter Maintenance Engineering Working Group |
| OMGA |
operations management ground application |
| OMI |
operations and maintenance instruction |
| OMIJC |
operations and maintenance instruction job card |
| OMISS |
operation and maintenance instruction summary sheet |
| OMK |
orbiter mission kit |
| OML |
orbiter mold line |
| OML |
outer mold line |
| OMMH |
orbiter maintenance man-hour |
| OMP |
operating maintenance plan |
| OMP |
operations and maintenance plan |
| OMPR |
operational maintainability problem reporting |
| OMPT |
observed mass point trajectory |
| OMR |
operations and maintenance requirement |
| OMR |
operations management room |
| OMR |
orbiter management review |
| OMRB |
Operating Material Review Board |
| OMRC |
operational maintenance requirements catalog |
| OMRF |
Orbiter Maintenance and Refurbishment Facility |
| OMRF |
Orbiter Modification and Refurbishment Facility |
| OMRP |
operations and maintenance requirements plan |
| OMRS |
operations and maintenance requirements and specifications |
| OMRS |
operations and maintenance requirements system |
| OMRSCB |
Operations and Maintenance Requirements and Control Board |
| OMRSD |
operations and maintenance requirements and specifications document |
| OMS |
operations management system |
| OMS |
orbital maneuvering system (subsystem) |
| OMSP |
operational maintenance support plan |
| OMU |
optical measuring unit |
| OMV |
orbital maneuvering vehicle |
| OMV |
oxygen manual valve |
| ONBT |
orbiter neutral buoyancy trainer |
| OND |
operator need date |
| ONR |
Office of Naval Research |
| ONSCOSTS |
operation and support costs model |
| OOD |
object-oriented data base |
| OOD |
object-oriented design |
| OOD |
orbiter on dock |
| OODP |
out-of-detent pitch |
| OODR |
out-of-detent roll |
| OOH |
Orbital Operations Handbook |
| OOMM |
Organizational Operations and Maintenance Manual |
| OOP |
out of position |
| OOR |
on-orbit review |
| OOS |
on-orbit station |
| OOS |
orbit-to-orbit Shuttle |
| OOS |
orbit-to-orbit stage |
| OOSD |
on-orbit support document |
| OOSD |
orbital operations support document |
| OOSDP |
on-orbit station distribution panel |
| OOSS |
on-orbit support system |
| OOT |
out of tolerance |
| OP |
operating procedure |
| OP |
oxygen purge |
| OP&R |
operations planning and requirements |
| OPA |
operations planning analysis |
| OPB |
oxidizer preburner |
| OPBOV |
oxidizer preburner oxidizer valve |
| OPBS |
orbiter payload bay simulator |
| OPD |
optical path difference |
| OPDAR |
optical detection and ranging |
| OPE |
operational processing equipment |
| OPE |
other project element |
| OPEIU |
Office and Professional Employees International Union |
| OPF |
Orbiter Processing Facility |
| OPGUID |
optimum guidance technique |
| OPI |
operations procedure instruction |
| OPI |
orbiter payload interrogator |
| OPIDF |
operational planning identification file |
| OPIS |
orbiter prime item specification |
| OPL |
open problem list |
| OPL |
orbiter project parts list |
| OPLF |
Orbiter Processing and Landing Facility |
| OPM |
Operations Procedure Manual |
| OPM |
outer planet mission |
| OPO |
Orbiter Project Office |
| OPOV |
oxidizer preburner oxidizer valve |
| OPP |
other physical principles |
| OPPAR |
orbiter project parts authorization request |
| OPPG |
operating program (DIU) |
| OPPS |
operations planning and project support |
| OPR |
office of primary responsibility |
| OPR |
operations planning review |
| OPR |
orbiter payload recorder |
| OPR |
oxygen pressure regulator |
| OPRV |
oxygen pressure relief valve |
| OPS |
operational sequence |
| OPS |
orbiter project schedule |
| OPS |
oxygen purge system |
| OPSDB |
operations data base |
| OPSDBA |
operations data base administrator |
| OPSS |
orbital propellant storage subsystem |
| OPT |
operational pressure transducer |
| OPTB |
operational program time base |
| OPWS |
orbital payload work station |
| OR |
operational right DSC or MDM |
| OR |
operations requirement |
| OR |
operations review |
| OR |
operations room |
| OR |
outer roll |
| OR |
oxygen relief |
| ORA |
operational requirements analysis |
| ORACLES |
optical regulator algorithms for the control |
| ORAM |
output random access memory |
| ORB |
Operations Review Board |
| ORC |
operations request card |
| ORCHIS |
Oak Ridge computerized hierarchical information system |
| ORCUS |
orbital recording capability and update system |
| ORD |
operational readiness data |
| ORD |
operational ready data |
| ORD |
operations requirements document |
| ORD |
orbital requirements document |
| ORE |
output request element |
| OREO |
OMS/RCS engineering officer |
| ORI |
operational readiness inspection |
| ORLA |
optimum repair level analysis |
| ORP |
OFS retransmission processor |
| ORR |
operational readiness review |
| ORR |
operations requirements review |
| ORR |
Orroval Valley, Australia (STDN) |
| ORS |
orbital refueling system |
| ORS |
orbital reservicing system |
| ORS |
orbital resupply system |
| ORSDI |
Oak Ridge selective dissemination of information |
| ORT |
operational readiness test |
| ORT |
orbit readiness test |
| ORU |
orbital replaceable unit |
| ORU |
orbital replacement unit |
| ORV |
orbital research vehicle |
| OS |
on-orbit station |
| OS |
operating software |
| OS |
operating system |
| OS |
orbiter CEI specification |
| OSA |
operational support area |
| OSC |
Operations Support Center |
| OSC |
Operations Support Contract |
| OSC |
optical signatures code |
| OSCF |
Operations Support Computing Facility |
| OSCN |
orbiter specification change notice |
| OSCR |
orbiter software change request |
| OSCRS |
orbital spacecraft consumables resupply system |
| OSD |
Office of the Secretary of Defense |
| OSDH |
Orbiter System Definition Handbook |
| OSE |
operating support equipment |
| OSE |
orbital support equipment |
| OSE |
orbiter support equipment |
| OSE |
other support equipment |
| OSEC |
operations security |
| OSES |
operation support equipment/software |
| OSF |
orbiter simulation facility |
| OSF |
ordnance storage facility |
| OSHA |
Occupational Safety and Health Act |
| OSHA |
Occupational Safety and Health Administration |
| OSHA |
operating and support hazard analysis |
| OSI |
open system interconnect |
| OSI |
open systems interconnection |
| OSID |
operating system interface definition |
| OSLM |
operations shop or lab manager |
| OSM |
on-orbit spares model |
| OSM |
operational status monitoring |
| OSM |
orbiter service module |
| OSMP |
operational support maintenance plan |
| OSO |
ocean systems operation |
| OSO |
orbiting solar observatory |
| OSOP |
orbiter systems operating procedure |
| OSR |
operations support room |
| OSR |
optical surface reflector |
| OSRBD |
operational software reliability benchmark development |
| OSS |
Office of Space Sciences |
| OSS |
operational SDI system |
| OSS |
optics subsystem |
| OSS |
orbiting space station |
| OSSA |
Office of Space Sciences and Applications |
| OSSIU |
orbiter-Space Station interface unit |
| OSSRH |
Orbiter Subsystem Requirements Handbook |
| OST |
Operations Support Team (GSFC) |
| OST |
orbiter support trolley |
| OSTA |
Office of Space and Terrestrial Applications |
| OSTDS |
Office of Space Tracking and Data Systems |
| OSTF |
off-site test facility |
| OSTO |
Office of Space Transportation Operations |
| OSTP |
orbiting system test plan |
| OSTS |
Office of Space Transportation Systems |
| OT |
offensive threat |
| OT |
operating time |
| OT |
operational instrumentation MDM tank |
| OT |
operational test |
| OT |
operational trajectory |
| OT |
optical tracker |
| OT |
out temperature |
| OT |
overtime |
| OT&E |
operational test and evaluation |
| OT&E |
optical test and evaluation |
| OTA |
operational trajectory analysis |
| OTA |
optical telescope assembly |
| OTB |
orbiting tanker base |
| OTC |
optical test chamber |
| OTC |
orbiter test conductor |
| OTD |
operational technical documentation |
| OTD |
orbiter test director |
| OTDA |
Office of Tracking and Data Acquisition |
| OTE |
optical test and evaluation |
| OTE |
orbital transfer equipment |
| OTEC |
Operational Test and Evaluation Center |
| OTF |
operational time fraction |
| OTF |
optical transfer function |
| OTH |
over the horizon (radar) |
| OTH-B |
over-the-horizon backscatter |
| OTK |
oxidizer tank |
| OTL |
ordnance test laboratory |
| OTLC |
orbiter time line constraint |
| OTM |
output transformation matrix |
| OTO |
one time only |
| OTOS |
orbit-to-orbit stage |
| OTP |
operational test procedure |
| OTP |
operations turnaround plan |
| OTR |
operating time record |
| OTS |
off the shelf |
| OTS |
orbital test system |
| OTS |
orbital transfer system |
| OTS |
orbiter transfer system |
| OTT |
optional team targeting |
| OTV |
operational television |
| OTV |
orbit test vehicle |
| OTV |
orbital transfer vehicle |
| OUP |
OFS uplink processor |
| OUSDR&E |
Office of the Undersecretary of Defense, Engineering |
| OUT |
orbiter utility tray |
| OV |
orbiter vehicle |
| OV |
oxygen vent |
| OVCO |
Operational Voice Communication Office |
| OVDS |
oxidizer vent drain system |
| OVEI |
orbiter vehicle end item |
| OVI |
operational validation inspection |
| OW |
optical window |
| OW |
order wire |
| OWD |
one-way Doppler |
| OWDE |
one-way Doppler extraction |
| OWF |
optimum working frequency |
| Orion |
communications satellite for service over the Atlantic Ocean |
| P |
precision navigation signal |
| P |
protected signal |
| P |
roll rate (angular rate) |
| P&C |
Procurement and Contracts (MSFC) |
| P&D |
panels and displays |
| P&E |
pricing and estimating |
| P&E |
propellant and explosive |
| P&I |
performance and interface |
| P&LRP |
productivity and long-range planning |
| P&M |
production and maintenance |
| P&MD |
productivity and manufacturing development |
| P&P |
policies and procedures |
| P&PQ |
productivity and product quality |
| P&PQI |
productivity and product quality improvement |
| P&PQIC |
Productivity and Product Quality Improvement Council |
| P&Q |
productivity and quality |
| P&R |
performance and resources |
| P&SM |
procurement and subcontract management |
| P&TE |
packaging and transport engineering |
| P&VE |
propulsion and vehicle engineering |
| P(Ls) |
probability of launch success |
| P-P |
peak to peak |
| P/A |
pressure-actuated |
| P/A |
problem analysis |
| P/B |
piggyback |
| P/B |
playback electronics |
| P/C |
pay code |
| P/CI |
payload/cargo integration |
| P/L |
parts list |
| P/L |
payload |
| P/L |
postlanding |
| P/L |
purchased labor |
| P/N |
part number |
| P/O |
provisioning order |
| P/OF |
pinhole/occulter facility |
| P/P |
patch panel |
| P/P |
prelaunch and postlanding |
| P/P |
printer/plotter |
| P/PL |
primary payload |
| P/S |
parallel to serial |
| P/S |
power supply |
| P/T |
prototype |
| P/W |
password |
| P/Y |
pitch/yaw |
| P2I |
preplanned productivity increase |
| P3I |
preplanned product improvement |
| P3I |
preplanned production improvement |
| PA |
pad abort |
| PA |
paging and area warning |
| PA |
power amplifier |
| PA |
precision angle |
| PA |
primary amplifier |
| PA |
product assurance |
| PA |
public address |
| PA |
public affairs |
| PA |
pulse amplifier |
| PAA |
Pan American Airlines |
| PAA |
problem assessment area |
| PABF |
Precision Air Bearing Facility |
| PAC |
postaward conference |
| PAC |
pressure alpha center |
| PAC |
probe aerodynamic center |
| PAC |
Problem Action Center |
| PAC |
program analyzer console |
| PACA |
payload accommodation configuration assessment |
| PACAS |
personnel access control accountability system |
| PACC |
PERT-associated cost control |
| PACC |
Problem Action Control Center |
| PACCS |
postattack command control system |
| PACE |
power and control electronics |
| PACE |
prelaunch automatic checkout equipment |
| PACE |
producible alternative to cadmium-telluride epitaxy |
| PACE |
product acceptance configuration element |
| PACK |
payload active cooling kit |
| PACO |
parts control |
| PACO |
prelaunch automatic checkout |
| PACRUSS |
passive and active control of space structures |
| PACS |
pointing and attitude control system |
| PAD |
preliminary advisory data (crew data uplink) |
| PAD |
program approval document |
| PAD |
propellant acquisition device |
| PAD |
pulse amplitude detector |
| PADS |
problem action data system |
| PADSIM |
precision attitude determination simulation |
| PAE |
preventive action engineer |
| PAE |
problem assessment engineering |
| PAF |
payload attach fitting |
| PAF |
peak annual funding |
| PAFB |
Patrick Air Force Base |
| PAH |
Payload Accommodations Handbook |
| PAIS |
product assurance information system |
| PAL |
lower port pressure |
| PAL |
parts authorization list |
| PALAPA |
Indonesian communication satellite |
| PALS |
photo area and location system |
| PALS |
precision approach and landing system |
| PAM |
payload assist module |
| PAM |
propulsion avionics module |
| PAM |
pulse amplifier modulation |
| PAM |
pulse amplitude modulation |
| PAM-A |
payload assist module, Atlas-Centaur class |
| PAM-D |
payload assist module, Delta class |
| PAM300 |
payload assist module, test equipment |
| PAMB |
pressure ambient |
| PAN |
polyacrylonitrile |
| PAN |
probabilistic analysis network |
| PAO |
Public Affairs Office (NASA) |
| PAP |
payload accommodation plan |
| PAP |
payload adapter plate |
| PAP |
personnel assurance program |
| PAP |
product assurance plan |
| PAPI |
precision approach path indicator |
| PAPL |
project-approved parts list |
| PAR |
planning action request |
| PAR |
precision approach radar |
| PAR |
problem accountability record |
| PAR |
problem action report |
| PAR |
problem action request |
| PAR |
product acceptance review |
| PARB |
Problem Assessment Review Board |
| PARS |
property accountability record system |
| PARS |
property accounting and reporting system |
| PAS |
payload accommodation study |
| PAS |
primary alerting system |
| PAS |
problem assessment system |
| PAS |
productivity, affordability, and supportability |
| PASR |
problem analysis status report |
| PASS |
planning and scheduling system |
| PASS |
primary avionics and software subsystem |
| PASS |
primary avionics software system |
| PAT |
problem action team |
| PAT |
production acceptance test |
| PATE |
performance analysis, test, and evaluation |
| PATH |
performance analysis and test history |
| PATH |
postflight attitude and trajectory history |
| PATHS |
precursor above-the-horizon sensor |
| PATP |
preliminary authority to proceed |
| PATRAN |
patches to NASTRAN |
| PATRAN |
trademark of Prototype Development Associates Engineering |
| PATS |
payload avionics test station |
| PATS |
program for analysis of time series |
| PAU |
probe aerodynamic upper |
| PAU |
upper port pressure |
| PAV |
pressure-actuated valve |
| PAW |
plasma arc welding |
| PAWS |
personal Atlas work station |
| PB |
phonetically balanced |
| PB |
playback |
| PB |
preburner |
| PB |
push button |
| PBAN |
polybutadiene arcylonitrile |
| PBD |
payload bay door |
| PBDF |
payload bay door forward |
| PBDM |
payload bay door mechanism |
| PBI |
polybenzimidezole |
| PBI |
push-button indicator |
| PBIC |
programmable buffer interface card |
| PBIM |
programmable buffer interface module |
| PBK |
payload bay kit |
| PBL |
payload bay liner |
| PBM |
program business management |
| PBP |
preburner pump |
| PBPS |
postboost propulsion system |
| PBS |
payload berthing system |
| PBS |
program breakdown structure |
| PBS |
protective breathing system |
| PBTS |
payload bay transfer system |
| PBV |
postboost vehicle |
| PBW |
particle-beam weapon |
| PBW |
proportional bandwidth |
| PBX |
private branch exchange (telephone) |
| PC |
personal computer |
| PC |
propulsive consumables |
| PC |
pulsating current |
| PC |
phase coherent |
| PC |
photoconductive |
| PC |
pitch circle |
| PC |
pitch control |
| PC |
plane change |
| PC |
printed circuit |
| PC |
program counter |
| PC |
project control |
| PC&PM |
program control and performance management |
| PCA |
performance coverage analyzer |
| PCA |
physical configuration audit |
| PCA |
pitch control assembly |
| PCA |
pneumatic control assembly |
| PCA |
point of closest approach |
| PCA |
polar cap absorption |
| PCA |
power conditioning assembly |
| PCA |
power controller assembly |
| PCA |
production configuration audit |
| PCAM |
punched-card accounting machine |
| PCASS |
program compliance assurance and status system |
| PCB |
Parts Control Board |
| PCB |
polyvinyl chloride-bromide (toxic transformer coolant) |
| PCB |
power circuit breaker |
| PCB |
power control box |
| PCB |
printed circuit board |
| PCB |
product configuration baseline |
| PCB |
Program Change Board |
| PCC |
pad control center |
| PCC |
payload control and checkout |
| PCC |
production control center |
| PCCB |
Program Change Control Board |
| PCCB |
Program Configuration Control Board |
| PCCE |
payload common communication equipment |
| PCCM |
program change control management |
| PCCN |
provisioning contract control number |
| PCCP |
preliminary contract change proposal |
| PCD |
procurement control document |
| PCDU |
payload command decoder unit |
| PCE |
power conditioning electronics |
| PCE |
power conditioning equipment |
| PCF |
payload control facility |
| PCG |
Parts Control Group |
| PCG |
phonocardiogram |
| PCG |
protein crystal growth |
| PCI |
peripheral controller interface |
| PCI |
procedure change instruction |
| PCI |
program-controlled input |
| PCIL |
pilot-controlled instrument landing |
| PCIN |
program change identification number |
| PCK |
payload command kit |
| PCL |
power control list |
| PCL |
primary coolant line |
| PCL |
primary coolant loop |
| PCL |
programming checklist |
| PCM |
parts control management |
| PCM |
photoelectric cell module |
| PCM |
pitch control motor |
| PCM |
plane change mechanism |
| PCM |
power control mission |
| PCM |
pulse code modulation |
| PCM |
pulse code modulator |
| PCM |
punch card machine |
| PCMD |
pulse code modulation, digital |
| PCME |
pulse code modulation event |
| PCMMU |
pulse code modulation master unit |
| PCMP |
Parts Control Management Program |
| PCMR |
probability of correct message receipt |
| PCMS |
pulse code modulation, shared |
| PCMU |
programmable control and monitor unit |
| PCN |
page change notice |
| PCN |
polyester-coated nylon |
| PCN |
program change notice |
| PCN |
program control number |
| PCO |
postcheckout |
| PCO |
postcheckout operations |
| PCO |
principal contracting officer |
| PCO |
Procuring Contracting Office |
| PCO |
procuring contracting officer |
| PCO |
program contracting officer |
| PCO |
program control officer |
| PCO |
program-controlled output |
| PCOT |
payload center operations team |
| PCP |
power control panel |
| PCP |
program change proposal |
| PCP |
project change proposal |
| PCP |
project cost plan |
| PCPAS |
Patriot command post automation system |
| PCPL |
proposed change-point line |
| PCR |
payload changeout room |
| PCR |
payload checkout room |
| PCR |
payload clean room |
| PCR |
power change request |
| PCR |
procedure change request |
| PCR |
program change request |
| PCR |
project control room |
| PCR |
publication change request |
| PCRB |
Program Change Review Board (Rockwell launch operations) |
| PCRB |
Project Change Review Board |
| PCRS |
payload cover removal system |
| PCRS |
performance and cost report system |
| PCS |
Pacific command ship |
| PCS |
primary control station |
| PCS |
primary coolant system |
| PCS |
probability of crew safety |
| PCS |
procedure completion sheet |
| PCS |
program control system |
| PCS |
project control system |
| PCS |
payload checkout system |
| PCS |
payload control subsystem |
| PCS |
payload control supervisor |
| PCS |
performance control system |
| PCS |
planning and control system |
| PCS |
pointing control system |
| PCS |
power conversion system |
| PCS |
pressure control system |
| PCT |
process control table |
| PCTC |
Payload Crew Training Complex |
| PCTE |
portable commercial test equipment |
| PCTO |
payload cost tradeoff optimization |
| PCTR |
pad connection terminal room |
| PCU |
payload checkout unit |
| PCU |
power condition unit |
| PCU |
power conditioning unit |
| PCU |
power control unit |
| PCU |
power conversion unit |
| PCU |
pressure control unit |
| PCU |
process control unit |
| PCV |
precheck verification |
| PCV |
purge control valve |
| PCVB |
pyro continuity verification box |
| PCVL |
pilot-controlled visual landing |
| PCZ |
physical control zone |
| PD |
dependency factor |
| PD |
program directive |
| PD |
project directive |
| PD |
project director |
| PD |
propellant dispersal |
| PD |
pitch diameter |
| PD |
pitch down |
| PD |
policy directive |
| PD |
potential difference |
| PD |
preliminary design |
| PD |
probability of detection |
| PD |
procurement drawing |
| PD |
program development |
| PD&RS |
payload deployment and retrieval subsystem |
| PD/ID |
probability of detection and identification |
| PDA |
parallel data adapter |
| PDA |
payload disconnect assembly |
| PDA |
percent defect allowed |
| PDA |
post-DDT&E assessment |
| PDA |
precision drive axis |
| PDA |
propellant drain area |
| PDA |
pump drive assembly |
| PDAR |
program description and requirements |
| PDB |
performance data book |
| PDB |
power distribution box |
| PDB |
project development brochure |
| PDC |
power distribution control |
| PDC |
predefined command |
| PDC |
procurement document change |
| PDCM |
product data control model |
| PDCS |
power distribution and control subsystem |
| PDCU |
power distribution and control unit |
| PDD |
payload description document |
| PDD |
program definition document |
| PDD |
program description document |
| PDE |
process directory entry |
| PDES |
product data exchange specification |
| PDES |
product data exchange standard |
| PDF |
pocket dosimeter FEMA |
| PDF |
probability density function |
| PDGF |
power data grapple fixture |
| PDH |
pocket dosimeter high |
| PDI |
payload data interleaver |
| PDL |
pocket dosimeter low |
| PDL |
procedure distribution list |
| PDL |
Product Development Laboratory |
| PDL |
program description language |
| PDL |
program design language |
| PDLAC |
preliminary dynamic loads analysis cycle |
| PDLC |
preliminary design load cycle |
| PDM |
payload deployment module |
| PDM |
probe data model |
| PDM |
processor data monitor |
| PDM |
pulse duration modulation |
| PDOP |
position dilution of precision |
| PDP |
payload data pack |
| PDP |
postinsertion deorbit preparation |
| PDP |
preliminary definition plan |
| PDP |
procurement data package |
| PDP |
program development plan |
| PDP |
project definition phase |
| PDR |
preliminary data requirements |
| PDR |
preliminary design review |
| PDR |
processed data recorder |
| PDR |
program design review |
| PDR |
program director's review |
| PDRD |
procurement data requirements description |
| PDRD |
procurement data requirements document |
| PDRD |
program data requirement document |
| PDRD |
program definition and requirements document |
| PDRL |
preliminary design requirements list |
| PDRL |
procurement data requirements list |
| PDRM |
payload deployment and retrieval mechanism |
| PDRR |
payload design requirements review |
| PDRS |
payload data and retrieval system |
| PDRS |
payload deployment and retrieval system |
| PDRSS |
payload deployment and retrieval system simulation |
| PDRSS |
payload deployment and retrieval system simulator |
| PDS |
package data system |
| PDS |
paradynamic sketch |
| PDS |
partitioned data set |
| PDS |
pathfinder demonstration satellite |
| PDS |
power distribution system |
| PDS |
problem data system |
| PDS |
product distribution subsystem |
| PDS |
production data sheet |
| PDS |
pyrotechnic device simulator |
| PDT |
payload data tape |
| PDT |
product development team |
| PDU |
pilot display unit |
| PDU |
power drive unit |
| PDU |
pressure distribution unit |
| PDU |
pulse detection unit |
| PDV |
premodulation processor, deep-space voice |
| PDV |
pressure disconnect valve |
| PE |
parity error |
| PE |
payload element |
| PE |
plasma effects |
| PE |
processing element |
| PE |
program element |
| PE |
program exception |
| PE |
project engineering |
| PE |
project engineer |
| PEA |
payload electronics assembly |
| PEA |
preliminary environmental analysis |
| PEAP |
personal egress air pack |
| PEAR |
program explanation analysis required |
| PEB |
Performance Evaluation Board |
| PEB |
program element breakdown |
| PEC |
proposal evaluation criteria |
| PECP |
preliminary engineering change proposal |
| PEDB |
payload engineering data base |
| PEFU |
payload effects follow-up study |
| PEG |
powered explicit guidance |
| PEGASUS |
preliminary expert ground analysis scheduler |
| PEIR |
project equipment inspection record |
| PEM |
plant engineering and maintenance |
| PEO |
Project Engineering Office |
| PEP |
peak envelope power |
| PEP |
plant engineering procedure |
| PEP |
power extension package |
| PEP |
Proposal Evaluation Panel |
| PER |
preliminary engineering report |
| PERP |
Parts and Equipment Reliability Program |
| PERT |
program evaluation and review technique |
| PERT-NAP |
PERT network automatic plotting |
| PES |
photoelectric scanner |
| PET |
performance enhancement team |
| PET |
performance/endurance tradeoff |
| PET |
phase elapsed time |
| PET |
production environmental test |
| PET |
program elapsed time |
| PETA |
performance evaluation and trend analysis |
| PETN |
petaerythrite tetranitrate |
| PETS |
Performance Endurance Tradeoff Study |
| PF |
parachute facility |
| PF |
payload forward |
| PF |
payload function |
| PF |
power factor |
| PF |
powered flight |
| PF |
prime function |
| PF |
probability of failure |
| PF |
pulse frequency |
| PFA |
Palmdale final assembly |
| PFA |
probability of false alarm |
| PFB |
payload feedback |
| PFB |
payload forward bus |
| PFB |
position feedback |
| PFB |
pressure-fed booster |
| PFC |
performance flight certification |
| PFC |
postflight checklist |
| PFC |
power factor corrector |
| PFC |
preliminary flight configuration |
| PFCF |
Payload Flight Control Facility |
| PFCS |
primary flight control system |
| PFF |
postfactory functional |
| PFK |
payload function key |
| PFL |
primary Freon loop |
| PFL |
Propulsion Field Laboratory (Rocketdyne) |
| PFM |
pulse frequency modulation |
| PFN |
pulse forming network |
| PFP |
powered flight program |
| PFP |
probability of performance failure |
| PFP |
program financial plan |
| PFP |
programmable function panel |
| PFR |
portable foot restraint |
| PFRT |
preliminary flight rating test |
| PFRX |
preflight relmat (X-l, 2, 3 . . . 9 or A, B, C . . . Z) |
| PFS |
percent full scale |
| PFS |
primary flight software |
| PFS |
primary flight system |
| PFT |
postflight testing |
| PFTA |
payload flight test article |
| PFV |
probability of failure of vehicle |
| PG |
power generation |
| PG |
pressure gauge |
| PGA |
power generating assembly |
| PGA |
pressure garment assembly |
| PGA |
programmable gain amplifier |
| PGC |
plant growth chamber |
| PGD&CS |
power generation, distribution, and control subsystem |
| PGHM |
payload ground handling mechanism |
| PGNCS |
primary guidance, navigation, and control system |
| PGOC |
Payload Ground Operations Contract (contractor) |
| PGOR |
payload ground operations requirement |
| PGORS |
Payload Ground Operations Requirements Study |
| PGR |
planning ground rule (Spacelab) |
| PGS |
power generation system (subsystem) |
| PGSC |
payload and general-support computer |
| PGSE |
payload ground support equipment |
| PGU |
plant growth unit |
| PGU |
power generating unit |
| PGWG |
Particles and Gases Working Group |
| PH |
personal hygiene |
| PHA |
preliminary hazard analysis |
| PHD |
payload handling device |
| PHF |
parts history file |
| PHF |
payload handling fixture |
| PHF |
personal hygiene facility |
| PHK |
personal hygiene kit |
| PHMC |
probe heater motor controller |
| PHP |
payload handling panel |
| PHP |
planetary horizontal platform |
| PHRR |
payload high-rate recorder |
| PHS |
payload handling station |
| PHS |
payload handling system |
| PHS&T |
packaging, handling, storage, and transportation |
| PHSF |
Payload Hazardous Servicing Facility |
| PHST |
packaging, handling, storage, and transportation |
| PHTR |
packaging, handling, and transportation record |
| PI |
payload interrogator |
| PI |
preliminary investigation |
| PI |
principal investigator |
| PI |
procurement item |
| PI |
program introduction |
| PI&A |
personnel identification and authentication |
| PIA |
payload interface adapter |
| PIA |
preinspection acceptance |
| PIA |
preinstallation acceptance |
| PIA |
project impact analysis |
| PIAPACS |
psychophysical information acquisition, pontrol system |
| PIAR |
project impact analysis report |
| PIB |
Pyrotechnic Installation Building |
| PIC |
Payload Integration Center |
| PIC |
Payload Integration Committee |
| PIC |
performance indicator chart |
| PIC |
preinstallation checkout |
| PIC |
programmable interval clock |
| PIC |
pyrotechnic initiator circuit |
| PIC |
pyrotechnic initiator controller |
| PICC |
payload interface control computer |
| PICP |
program interface control plan |
| PICRS |
program information control and retrieval system |
| PICRS |
program information coordination and review service |
| PICS |
photo index and cataloging system |
| PICS |
predefined input control sequence |
| PID |
prime item development |
| PID |
program information document |
| PID |
program introduction document |
| PID |
proportional-integral-derivative |
| PIDA |
payload installation and deployment aid |
| PIDP |
product initialization data pack |
| PIDS |
portable image display system |
| PIE |
payload integration equipment |
| PIE |
payload interface engineer |
| PIECP |
preliminary impact engineering change proposal |
| PIF |
payload integration facility |
| PIGA |
pendulous integrating gyroscopic accelerometer |
| PII |
procurement instrument identification |
| PIIN |
procurement instrument identification number |
| PILOT |
program integration and loading tool |
| PILS |
payload integration library system |
| PILS |
payload interactive library system |
| PIM |
payload integration manager |
| PIM |
planning interchange meeting |
| PIM |
pulse interval modulation |
| PIMR |
program integration management review |
| PIN |
personal identification number |
| PINCH |
payload integration nominal cost hardware |
| PIND |
particle impact and noise detection |
| PIND |
particle impact noise detection |
| PIO |
pilot-induced oscillation |
| PIO |
Program Integration Office |
| PIO |
provisioned item order |
| PIO |
Public Information Office (MSFC) |
| PIOL |
periodic input/output link |
| PIOP |
payload integration operations plan |
| PIP |
payload integration plan |
| PIP |
payload interface plan |
| PIP |
personnel incentive program |
| PIP |
plant instrumentation program |
| PIP |
production instrumentation package |
| PIP |
project implementation plan |
| PIP |
pyro interception plug |
| PIPA |
pulse-integrating pendulum accelerometer |
| PIPA |
pulse-integrating pendulum assembly |
| PIPA |
pulsed integrating pendulous accelerometer |
| PIR |
programming information requirement |
| PIRCS |
payload interactive requirements collection system |
| PIRD |
project instrumentation requirement document |
| PIRN |
preliminary interface revision notice |
| PIRN |
proposed interface revision notice |
| PIT |
passive intermediate tracker |
| PIT |
payload integration thermal |
| PIT |
preinstallation test |
| PITG |
Payload Integration Task Group |
| PITS |
payload integration test set |
| PITS |
payload interface test system |
| PIU |
power interface unit |
| PIU |
pyrotechnic initiator unit |
| PIV |
peak inverse voltage |
| PIVR |
payload interface verification requirement |
| PIVS |
payload integration and verification simulator |
| PIVS |
payload interface verification summary |
| PK |
probability of kill |
| PKD |
programmable keyboard and display |
| PKM |
perigee kick motor |
| PL |
parting line |
| PL |
payload |
| PL |
postlanding |
| PL |
power level |
| PL |
prelaunch |
| PL |
private line |
| PL |
propellant loading |
| PLA |
parachute location aid |
| PLACE |
position location aircraft communications equipment |
| PLAN |
payload activity network |
| PLB |
payload bay |
| PLBD |
payload bay door |
| PLC |
power line carrier |
| PLC |
pressurized logistics carrier |
| PLC |
programmable logic controller |
| PLC |
propellant loading console |
| PLCC |
Payload Launch Control Center |
| PLCI |
pressurized logistics carrier interface |
| PLD |
program listing document |
| PLDF |
payload data file |
| PLH |
payload handling |
| PLHX |
payload heat exchanger |
| PLI |
propellant-level indicator |
| PLIC |
payload intelligent controller |
| PLIM |
payload installation mechanism |
| PLIM |
propellant linear insulation matrix |
| PLIMHR |
payload integration management hardware review |
| PLIMR |
payload integration management review |
| PLINS |
payload integration schedule |
| PLISN |
provisioning list item sequence number |
| PLL |
phase lock loop |
| PLM |
payload management |
| PLM |
payload monitoring |
| PLMS |
program logistics master schedule |
| PLN |
program logic network |
| PLOS |
probe line of sight |
| PLPS |
propellant loading and pressurization system |
| PLRV |
payload launch readiness verification |
| PLS |
payload simulator |
| PLS |
payload system |
| PLS |
personnel launch system |
| PLS |
postlanding and safing |
| PLS |
primary landing site |
| PLS |
propellant loading system |
| PLSL |
propellants and life support laboratory |
| PLSP |
payload signal processor |
| PLSR |
postlaunch service review |
| PLSS |
portable life support system |
| PLT |
production lead time |
| PLTS |
precision laser tracking system |
| PLU |
position location uncertainty |
| PLV |
payload vehicle |
| PLV |
postlanding valve |
| PLV |
postlanding ventilation |
| PLVC |
postlanding vent control |
| PM |
payload management |
| PM |
preventive maintenance |
| PM |
Procurement Management |
| PM |
program management |
| PM |
program manager |
| PM |
project manager |
| PM |
propulsion module |
| PM |
pulse modulation |
| PM |
payload midbody |
| PM |
payload module |
| PM |
performance management |
| PM |
performance monitor |
| PM |
permanent magnet |
| PM |
phase modulation |
| PM |
phase monitor |
| PM |
Policy Manual |
| PM&P |
parts, materials, and processes |
| PMA |
performance monitor annunciator |
| PMA |
preliminary mission analysis |
| PMAC |
portable multipurpose applications console |
| PMAD |
performance monitor annunciation driver |
| PMAD |
power management and distribution |
| PMALS |
preliminary miniature air-launched system |
| PMAP |
performance monitor annunciation panel |
| PMAT |
page map address table |
| PMATS |
performance managing and tracking system |
| PMB |
performance management baseline |
| PMB |
performance measurement baseline |
| PMC |
payload monitoring control |
| PMC |
permanently manned capability |
| PMC |
plutonia-molybdenum cermet |
| PMC |
procurement method code |
| PMD |
Palmdale (TACAN station) |
| PMD |
power management and distribution |
| PMD |
propellant management device |
| PMDM |
payload multiplexer/demultiplexer |
| PMEL |
Precision Measurements Equipment Laboratory |
| PMF |
performance monitor function |
| PMF |
perigee motor firing |
| PMF |
program management facility |
| PMG |
Parts Management Group |
| PMHL |
preferred measurement hardware list |
| PMI |
preventive maintenance instruction |
| PMI |
principal maintenance inspector |
| PMIA |
parallel multiplexer interface adapter |
| PMIR |
program manager's integration review |
| PMIS |
personal management information system |
| PML |
preliminary materials list |
| PMM |
planetary mission module |
| PMM |
Property Management Manual |
| PMMD |
programmable magnetic momentum dump |
| PMN |
program management network |
| PMO |
Program Management Office |
| PMO |
program management organization |
| PMOM |
Performance Management Operating Manual |
| PMOMI |
preventive maintenance OMI |
| PMON |
performance management operations network |
| PMP |
parts, materials, and processes |
| PMP |
performance management package |
| PMP |
prelaunch monitor program |
| PMP |
preliminary mission plan |
| PMP |
premodulation processor |
| PMP |
program management plan |
| PMPAG |
PMP Advisory Group |
| PMPCB |
Parts, Materials, and Processes Control Board |
| PMPCB |
PMP Change Board |
| PMPL |
preferred mechanical parts list |
| PMPS |
program management performance system |
| PMR |
Pacific Missile Range |
| PMR |
parts material request |
| PMR |
payload manifest review |
| PMR |
payload manifesting review |
| PMR |
payload mixing review |
| PMR |
performance measurement report |
| PMR |
program management review |
| PMR |
program manager's review |
| PMRB |
Primary Material Review Board |
| PMRR |
premanufacturing readiness review |
| PMS |
payload mounting structure |
| PMS |
performance management system |
| PMS |
performance measurement system |
| PMS |
performance monitoring system |
| PMS |
power management system |
| PMS |
program management system |
| PMS |
program master schedule |
| PMT |
planning and management team |
| PMT |
production monitoring test |
| PMU |
plaster mockup |
| PMU |
pressure measuring unit |
| PMV |
permanent manned vehicle |
| PMWO |
preventive maintenance work order |
| PMYK |
program manager YK (AF) |
| PN |
part number |
| PN |
pseudonoise |
| PNA |
plan of action |
| PND |
passive nutation damper |
| PND |
premodulation processor, near-Earth data |
| PNP |
prenegotiation position |
| PNS |
parabolized Navier-Stokes |
| PNW |
program notes and waivers |
| PO |
postorbit |
| PO |
power on |
| PO |
power oscillator |
| PO |
project office |
| PO |
purchase order |
| POA |
plan of action |
| POC |
Payload Operations Center |
| POC |
point of contact |
| POC |
proof of concept |
| POC |
purchase order closeout |
| POCC |
Payload Operations Control Center |
| POCN |
purchase order change notice |
| POD |
parameter override display |
| POD |
Payload Operations Division (JSC) |
| POD |
precision orbit determination |
| POD |
production operations directive |
| PODTG |
Precision Orbit Determination Task Group |
| POE |
pilot operational equipment |
| POE |
port of embarkation |
| POGO |
Polar Orbiting Geophysical Observatory |
| POGS |
polar-orbiting geomagnetic survey |
| POI |
power-on/off interrupt |
| POI |
product of inertia |
| POI |
program of instruction |
| POIC |
Payload Operations Integration Center |
| POID |
power-on/off interrupt delay |
| POL |
petroleum, oil, and lubricants |
| POLAR |
production order location and record |
| POLAR |
production order location and reporting |
| POM |
pallet-only mode |
| POM |
printer output microfilm |
| POMS |
probability of mission success |
| POMT |
planning operations management team |
| POP |
perpendicular to orbit plane |
| POP |
polar-orbiting platform |
| POP |
preburner oxidizer pump |
| POP |
preflight operations procedure |
| POP |
prelaunch operations plan |
| POP |
program operating plan |
| POPU |
push-over/pull-up |
| POR |
point of resolution |
| POR |
power-on reset |
| POR |
purchase order request |
| PORB |
Production Operations Review Board |
| PORCN |
production order records change notice |
| PORD |
performance and operations requirements document |
| PORR |
preliminary operations requirements review |
| POS |
portable oxygen system |
| POS |
probability of sufficiency |
| POST |
payload operations support team |
| POST |
Program To Optimize Simulated Trajectories |
| POT |
proof of technology |
| POT |
proximity operations trainer |
| POV |
peak operating voltage |
| POV |
pneumatically operated valve |
| POV |
proximity operations vehicle |
| POWG |
Payload Operations Working Group |
| POWG |
Payload Orbital Working Group |
| POWS |
project operating work statement |
| PP |
partial pressure |
| PP |
peak to peak |
| PP |
planning package |
| PP |
power plant |
| PP |
premodulation processor |
| PP |
push-pull |
| PP&C |
program planning and control |
| PP&C |
project planning and control |
| PP&LS |
production planning and logistics support |
| PP&WC |
process planning and work control |
| PPA |
power pitch-around |
| PPB |
program performance baseline |
| PPB |
provisioning parts breakdown |
| PPC |
Payload Preparation Complex |
| PPC |
phased provisioning code |
| PPC |
preprocessing center |
| PPCO2 |
CO2 partial pressure |
| PPCP |
postprocessing computer program |
| PPCU |
partial payload checkout unit |
| PPD |
power pitch-down |
| PPD |
predefined process diagram |
| PPE |
phase partitioning experiment |
| PPE |
premodulation processor equipment |
| PPEP |
plasma physics and environmental perturbation |
| PPF |
payload processing facility (USAF) |
| PPF |
primary processing facility |
| PPI |
plan position indicator |
| PPI |
proposal preparation instruction |
| PPI |
pulse position indicator |
| PPIL |
priced provisioned item list |
| PPL |
planning parts list |
| PPL |
preferred parts list |
| PPL |
priced parts list |
| PPL |
production payload |
| PPL |
program parts list |
| PPL |
provisioning parts list |
| PPM |
payload project manager |
| PPM |
pulse position modulation |
| PPME |
Pacific plate motion experiment |
| PPMS |
project performance measurement system |
| PPO |
preferred provider organization |
| PPO2 |
oxygen partial pressure |
| PPP |
payload patch panel |
| PPP |
peak pulse power |
| PPQIC |
Productivity and Product Quality Improvement Council |
| PPR |
payload preparation room |
| PPR |
program planning review |
| PPRB |
Preliminary Proposal Review Board |
| PPS |
partial-pressure suit |
| PPS |
payload pointing system |
| PPS |
pneumatic power subsystem |
| PPS |
primary propulsion system |
| PPS |
printer/plotter system |
| PPS |
product performance system |
| PPS |
provisioning performance schedule |
| PPS |
pulses per second |
| PPSL |
program parts selection list |
| PPT |
prelaunch package test |
| PQA |
procurement quality assurance |
| PQC |
procurement quality control |
| PQC |
Product Quality Council |
| PQE |
procurement quality engineering |
| PQGS |
propellant quantity gauging system |
| PQIC |
Product Quality Improvement Council |
| PQIC |
Productivity and Quality Improvement Council |
| PQT |
preliminary qualification test |
| PR |
partially reusable |
| PR |
purchase request |
| PR |
performance report |
| PR |
position record |
| PR |
pressure ratio |
| PR |
pressure regulator |
| PR |
problem report |
| PR |
procurement regulation |
| PR |
program requirement |
| PR |
pulse rate |
| PRA |
precession axis |
| PRACA |
problem reporting and corrective action |
| PRACA |
problem reporting, analysis, and corrective action |
| PRB |
Panel Review Board |
| PRB |
Parachute Refurbishment Building |
| PRB |
Paso Robles (TACAN station) |
| PRB |
Program Review Board |
| PRB |
program requirements baseline |
| PRCB |
Program Requirements Change Board |
| PRCB |
Program Requirements Control Board |
| PRCB |
Program Review Control Board |
| PRCBD |
Program Requirements Control Board directive |
| PRCS |
primary reaction control system |
| PRD |
payload requirements document |
| PRD |
personal radiation dosimeter |
| PRD |
preliminary requirements document |
| PRD |
procurement regulation directive |
| PRD |
procurement requirements document |
| PRD |
program requirements document |
| PRD |
project requirements document |
| PRDA |
program research and development announcement |
| PRE |
personal rescue enclosure |
| PRE |
power regulation equipment |
| PRF |
pulse repetition frequency |
| PRIS |
payload remote integration system |
| PRL |
page revision log |
| PRL |
payload retention latch |
| PRL |
priority rate limiting |
| PRLA |
payload retention latch actuator |
| PRLA |
payload retention latch assembly |
| PRM |
payload retention mechanism |
| PRM |
performance and reliability module |
| PRM |
pocket radiation meter |
| PRM |
posigrade rocket motor |
| PRM |
pulse rate modulation |
| PRMO |
producibility, reliability, maintainability, and |
| PRN |
program release notice |
| PRN |
pseudorandom noise |
| PRN |
pulse ranging navigation |
| PRO |
planning resident order |
| PROFS |
professional office systems |
| PROM |
programmable read-only memory |
| PROMIS |
project-oriented management information system |
| PRP |
personnel reliability program |
| PRP |
program redefinition proposal |
| PRPS |
programming requirements process specification |
| PRR |
parts replacement request |
| PRR |
parts rework or replacement |
| PRR |
preflight readiness review |
| PRR |
preliminary requirements review |
| PRR |
production readiness review |
| PRR |
program requirements review |
| PRR |
project requirements review |
| PRR |
pulse repetition rate |
| PRRB |
Payload Requirements Review Board |
| PRS |
payload retention system (subsystem) |
| PRS |
personal rescue system |
| PRS |
personnel rescue service |
| PRS |
power reactant subsystem |
| PRS |
precision ranging system |
| PRS |
preliminary requirements specification |
| PRS |
primary recovery site |
| PRS |
primary rescue site |
| PRS |
provisioning requirements statement |
| PRSA |
power reactant storage assembly |
| PRSD |
power reactant storage and distribution |
| PRSDS |
power reactant storage and distribution system |
| PRSS |
problem report squawk sheet |
| PRT |
pulse repetition time |
| PRTLS |
powered return to launch site |
| PRV |
pressure-reducing valve |
| PS |
parachute system (subsystem) |
| PS |
probability of success |
| PS |
production sheet |
| PS |
payload specialist |
| PS |
payload station |
| PS |
payload support |
| PS |
pointing subsystem |
| PS |
power supply |
| PS |
pressure switch |
| PS |
primary structure |
| PS |
prime select |
| PSA |
payload service area |
| PSA |
producibility, supportability, and affordability |
| PSA |
payload support avionics |
| PSA |
postsleep activity |
| PSA |
power and servoassembly |
| PSA |
power servoamplifier |
| PSA |
power switching assembly |
| PSA |
preferred storage area |
| PSA |
presleep activity |
| PSA |
pressure switch assembly |
| PSAC |
Presidential Scientific Advisory Committee |
| PSBLS |
permanent space-based logistics system |
| PSC |
parallel switch control |
| PSC |
payload support contractor |
| PSC |
planetary spacecraft |
| PSC |
Program Support Center |
| PSC |
program schedule chart |
| PSC |
program support contractor |
| PSC |
provide station control |
| PSCL |
Propellant Systems Cleaning Laboratory |
| PSCN |
preliminary specification change notice |
| PSCN |
program support communications network |
| PSCU |
power supply control unit |
| PSD |
phase-sensitive demodulator |
| PSD |
power spectral density |
| PSD |
Power Systems Division (division of LTV) |
| PSD |
program support document |
| PSDF |
Propulsion System Development Facility |
| PSDP |
payload station distribution panel |
| PSDP |
payload system distribution panel |
| PSDR |
planning and scheduling document record |
| PSDU |
power and signal distribution unit |
| PSE |
payload service equipment |
| PSE |
payload support engineer |
| PSE |
payload support equipment |
| PSE |
peculiar support equipment |
| PSF |
point spread function |
| PSF |
probability of stress failure |
| PSF |
processing and staging facility (SRB) |
| PSF |
processing and storage facility (ET) |
| PSF |
propellant servicing facility |
| PSG |
Power Subsystem Group |
| PSI |
power static inverter |
| PSI/SCI |
preshipment inspection and seller configuration |
| PSIG |
Propulsion Systems Integration Group |
| PSIU |
power and signal interface unit |
| PSK |
phase shift key |
| PSL |
pressure seal |
| PSL |
Program Support Library |
| PSL |
program statement language |
| PSM |
phase-sensitive modulation |
| PSM |
power storage module |
| PSM |
product support manager |
| PSM |
propellant storage module |
| PSM |
pyro substitute monitor |
| PSN |
program schedule network |
| PSO |
pad safety officer |
| PSOC |
preliminary SAC operational concept |
| PSOC |
preliminary system operational concept |
| PSOP |
peak side on pressure |
| PSP |
payload signal processor |
| PSP |
payload specialist panel |
| PSP |
payload support plan |
| PSP |
planetary scan platform |
| PSP |
planetary scan probe |
| PSP |
positive static pressure |
| PSP |
program support plan |
| PSP |
programmable signal processor |
| PSP |
project schedule plan |
| PSPA |
pressure static probe assembly |
| PSPL |
priced spare parts list |
| PSQ |
personnel security questionnaire |
| PSR |
payload safety review |
| PSR |
performance status report |
| PSR |
problem status report |
| PSR |
production safety review |
| PSR |
program status review |
| PSR |
project safety review |
| PSRD |
program support requirements document |
| PSRR |
preliminary systems requirements review |
| PSRS |
plant service recall system |
| PSS |
pad safety supervisor |
| PSS |
propulsion support system |
| PSS |
payload specialist station |
| PSS |
payload status system |
| PSS |
payload support system |
| PSS |
performance summary system |
| PSS |
planning and scheduling system |
| PSS |
portable survival shelter |
| PSS |
propellant supply subsystem |
| PSS |
propulsion subsystem |
| PSSP |
payload specialist station panel |
| PSSR |
performance status summary report |
| PSSR |
performance status summary review |
| PSSS |
packet scan status stack |
| PSST |
periodic significant scheduled task |
| PSSU |
patch survey and switching unit |
| PST |
point source transmission |
| PST |
point source transmittance |
| PST |
preliminary systems test |
| PSTL |
pressure model static and transient launch configuration |
| PSU |
power switching unit |
| PSV |
photographic spatial volume |
| PSV |
planetary space vehicle |
| PSV |
probability of vehicle success |
| PSW |
program status word |
| PT |
Advanced Planning and Technology Office (KSC) |
| PT |
product team |
| PT |
productivity team |
| PT |
propulsion test |
| PT |
paper tape |
| PT |
part task |
| PT |
pitch trim |
| PT |
pneumatic tube |
| PT |
point of tangency |
| PT |
power transfer |
| PT |
pressure transducer |
| PT |
primary target |
| PTA |
pointing and tracking assembly |
| PTA |
posttest analysis |
| PTA |
property transfer authorization |
| PTA |
propulsion test article |
| PTAS |
performance trend analysis system |
| PTB |
payload timing buffer |
| PTC |
passive thermal conditioning |
| PTC |
passive thermal control |
| PTC |
portable temperature controller |
| PTCC |
Propulsion Test Control Center |
| PTCR |
pad terminal connection room |
| PTCS |
passive thermal control system |
| PTCS |
planning, training, and checkout system |
| PTCS |
pointing, tracking, and control system |
| PTCS |
propellant tanking computer system |
| PTD |
preliminary technical directive |
| PTD |
provisioning technical documentation |
| PTDDSS |
PTD data selection sheet |
| PTI |
preliminary test information |
| PTI |
programmed test input |
| PTIS |
programmed test input system |
| PTL |
potential termination liability |
| PTM |
pulse time modulation |
| PTO |
power test operation |
| PTR |
| |
