NASA Abbreviations and Acronyms

1. FGS
   Fine Guidance Sensor
2. FGS
   Fine Guidance System
3. FGSS
   Fgs System
4. FH
   Flex Hose
5. FHC
   flight half-coupling
6. FHD
   fixed-head disk
7. FHF
   First Horizontal Flight
8. FHO
   Failed Handover
9. FHO
   Failed Hardover
10. FHP
    Fuel High Pressure
11. FHS
    Forward Heat Shield
12. FHST
    Fixed-Head Star Tracker
13. FHST
    Fixed Head Star Tracker
14. FI
    Formal Inspection
15. FI
    Flightinstrumentition
16. FI
    Flightinstrumentation
17. FIA
    Flight Integration Assessment
18. FIAB
    Flight Integration Assessment Board
19. FIAR
    Failure Investigation Action Report
20. FICA
    Federal Insurance Contribution Act

Last updated: May 6, 2025 — Total entries: 14,020