NASA Abbreviations and Acronyms

1. ISTP
   Integrated Short-Term Plan
2. MSV
   Monitored Sine Vibration (test)
3. PASS
   Planning and Scheduling System
4. PASS
   Pocc Applications Software Support
5. SARP
   Shuttle Astronaut Recruitment Program
6. SARP
   Summary Analysis Report
7. SIRB
   Science Interface Relay Box
8. COND.
   Condition
9. O/F
   Oxidizet--to-fuel Ratio
10. prop.
    Propellant
11. prop.
    Proportioning
12. prop.
    Propulsion
13. prop.
    Propulsion Engineer
14. PRV
    Pressure Reduction Valve
15. W/W
    Weather
16. W/W
    Wheel Well
17. ACRC
    Assured Crew Return Capability
18. ACRC
    Assured Crew Return Capability - Now Acrv
19. c&w
    Caution and Warning
20. c&w
    Carrier Wave

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