NASA Abbreviations and Acronyms

1. MSOIN
   Minor Subcontractor Or Idwa Notification
2. MSPSP
   Missile Systems Prelaunch Safety Package
3. MSR
   Module Support Rack
4. MSR
   mission support request (US DoD)
5. MSR
   Mission Support Room (NASA)
6. MSR
   Monthly Status Reviews
7. MSR
   Mission Support Room
8. MSR
   Monthly Status Review
9. MSRP
   Mission Support Real Property
10. MSS
    Mobile Service Structure
11. MSS
    Mechanical Support Systems
12. MSS
    Mission Status Summary
13. MSS
    Mission Specialist Station
14. MSS
    Magnetic Sensing System
15. MSS
    Missions Scheduling System
16. MSS
    Message Switch System
17. MT
    Maintenance
18. MT
    Mount
19. MT
    Master Tool
20. MT
    Master Timer

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