NASA Acronyms

Alphabetical Listing of NASA Acronyms

• GYRO — Gyroscope
• GYROA — Gyro A
• GYROCOMP — Gyrocompassing
• H — AlH AlAltitude Rate
• H — AlH AlHazardous (Task Classification)
• H — AlH AlHead
• H — AlH AlHenry (Si Unit)
• H — AlH AlHigh
• H — AlH AlHorizontal
• H — AlH AlHot
• H — AlH AlHours
• H — AlH AlMomentum
• H — AlH Altitude
• H — 2Hydrogen
• H — 20Water
• H — MHinge Mount
• H — /’EHeat Exchanger
• H — 1STHistory
• H — EPAHigh Efficiency Particle Accumulator
• H — EPAHigh Efficiency Particle Air (Filter)
• H — LTLHigh Level Test Language
• H-CITE — Horizontal-Cargo Integration Test Equipment
• H/L — Hardline
• H/O — Handover
• H/S — Heat Shield
• H/S — IR Hardware/Software Integration Review
• H/T — Heat Treat
• H/W — Hardware
• H2 — Hydrogen
• HA — Apogee Altitude
• HA — Hazard Analysis
• HA — High Altitude
• HAA — High Altitude Abort
• HAB — Habitation
• HAC — Heading Alignment Circle
• HAC — Heading Alignment Cone
• HAC — Heading Alignment Cylinder
• HAC — Heading Alignment Cylinder
• HAD — Heat Actuated Device
• 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 — Computer
• HAL/S — High Order Assembly Language For Shuttle Flight
• HAL/S — High Order Assembly Language/Shuttle
• HAL/S — High Order Programming Language For Spacelab Usage
• HAL/S — High-order Assembly Language/ Shuttle
• HAM — Height Adjustment Maneuver
• HAP — Hardware Allocation Panel
• HAS — Holddown Alignment Support
• HAS — Hydraulic Actuation System
• HAS — Hydrogen Actuation System
• HAST — High Altitude Supersonic Target
• HAW — Hawaii (STDN)
• HB — Handbook
• HB — High Bay
• HBR — High Bit Rate
• HBT — Heflex Bio-Engineering Test
• HBW — Hot Bridge Wire
• HC — Hand Controller
• HC — Head Count
• HC — Hybrid Computer
• HCED — Hand Controller Engage Driver
• HCF — High Cycle Fatigue
• HCF — HIM Configuration File
• HCL — Horizontal Centerline
• HCM — Hard Copy Module
• HCMM — Heat Capacity Mapping Mission
• HCR — High Cross Range
• HCSI — Hughes Communications Services
• HCSL — Hybrid Computation And Simulation Laboratory
• HCU — Hydraulic Charging Unit
• HCV — Hydrogen Check Valve
• HD — Heavy Duty
• HD — Highly Desirable
• HD — Hoiddown
• HD — Horizontal Drain
• HD — Hydrogen Drain
• HDA — Housekeeping Data Acquisition
• HDC — Hasselblad Data Camera
• HDC — HYbrid Device Controller
• HDDR — High-Density Digital Recorder
• HDG — Heading
• HDP — Holddown Post
• HDQ — Headquarters
• HDR — High Data Rate
• HDR — High Data Rate
• HDRA — High Data Rate Assembly
• HDRM — High Data Rate Multiplexer
• HDRR — High Data Rate Recorder
• HDRR — High-data-rate Recorder
• HDRSS — High Data Rate Storage System
• HDS — Hardware DescriPtion Sheet
• HDST — Headset
• HDW — Hardware
• HDWE — Hardware
• HE — Heat Exchange (Exchanger)