NASA Abbreviations and Acronyms

1. SPCOM
   Space Communications
2. SPCU
   Simulation Process Control Unit
3. SPCU
   Starboard Power Conditioning Unit
4. SPCW
   Storedzrogramcommandword
5. SPCW
   Storedprogramcommandword
6. SPD
   R Software Prelimbnary Design Review
7. SPD
   Science Programs Division
8. SPD
   Standard Practice Directive
9. SPD
   R Software Preliminary Design Review
10. SPD BK
    Speed Brake
11. SPD BRK
    Speed Brake
12. SPDB
    Subsystem Power Distribution Box
13. SPDB
    Subsystem Power Distribution Bc
14. SPDB
    Subsystem Power Distribution Bc)x
15. SPDBK
    Speed Brake
16. SPDBK
    Speedbrake
17. SPDCI
    Standard Payload Display and Control Interface
18. SPE
    Solid Polymer Electrolysis
19. SPE
    Static Phase Error
20. SPEC
    Specialist Function

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