NASA Abbreviations and Acronyms

1. sam
   Samsshuttle Attachment Manipulator System
2. sam
   System Activation and Monitoring
3. SCM
   single-column model
4. SCM
   Space Operations Commercialization Manager
5. SCM
   Site Configuration Message
6. SCM
   Subsystem Configuration Management
7. SCM
   Subsystem Configuration Monitoring
8. SCMB
   Development Configuration Management Board
9. SST
   Single System Trainer
10. SST
    Structural Static Test
11. SST
    Subsystem Terminal On Spacelab
12. (X)
    Cross
13. (X)
    Extension
14. A&A
    Affirmative Action
15. A&A
    Advertise and Award
16. A&A
    Air-To-Air
17. A&A
    Airplane Avionics
18. A&A
    analog-to-analog
19. A&S
    Airspeed
20. A&S
    Ascent Stage

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