NASA Abbreviations and Acronyms

1. EXTI
   Extinguish
2. EXTN
   Extension
3. EXTNSN
   Extension
4. EXTRAJ
   Ascent Trajectory
5. EXTSN
   Extension
6. FA
   Fabrication and Assembly
7. FA
   Flighf Critical Aft
8. FA
   Failure Analysis
9. FA
   first approach and landing test
10. FA
    Final Assembly
11. FA
    Flight Aft
12. FA
    Flight Critical Aft
13. FA
    Fully Automatic
14. FA
    Focus Amplifier
15. FA/COSI
    Final Assembly and Closeout System Installation
16. FA/COSI
    Final Assembly Closeout Systems Installation
17. FAA
    False Alarm Avoidance
18. FAB
    Fabrication
19. FAB
    Flight Assignment Baseline
20. FABN
    Fabrication

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