NASA Abbreviations and Acronyms

1. PSE
   Payload Support Equipment
2. PSEA
   Payload Safing and Electronics Assembly
3. PSEA
   Pointing And Safemode Electronics Assembly
4. PSF
   Pounds Per Square Foot
5. PSF
   Point Spread Function
6. PSF
   Processing and Staging Facility (srb)
7. PSF
   Processing and Storage Facility (et)
8. PSFC
   Power Supply/Fuel Cell
9. PSI
   Pounds Per Square Inch
10. PSIA
    Pound Per Square Inch Absolute
11. PSIS
    Pounds Per Square Inch Sealed
12. PSK
    Phase Shift Keyed
13. PSK
    Phase Shift Keying
14. PSL
    Pressure Seal
15. PSL
    Propellant Seal
16. PSM
    Procurement Strategy Meeting
17. PSM
    Project Support Manager
18. PSM
    Power Slice Module
19. PSM
    Phase Sensitive Modulator
20. PSM
    Pyro Substitute Monitor

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