NASA Abbreviations and Acronyms

1. c&w
   Caution & Warning
2. FAT
   Factory Acceptance Test
3. H&S
   Heat Shield
4. H&S
   Ir Hardware/software Integration Review
5. l&s
   Landing Site
6. l&s
   Lload System
7. L/H
   Local Horizontal
8. MOW
   Mission Operations Wing
9. N&B
   Narrow Band
10. N&W
    Network
11. NSW
    Nsp Status Word
12. O/B
    Operational Base
13. O/B
    Overboard
14. O/B
    Onboard
15. PCV
    Precheck Verification
16. PCV
    Purge Control Valve
17. PRT
    Pulserepetitiontime
18. PRT
    Power Ratchet Tool
19. S&F
    Safety Factor
20. S&F
    Single Flow

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