NASA Abbreviations and Acronyms

1. PTCS
   Planning
2. PTCS
   Passive Thermal Control Section
3. PTCS
   Passive Thermal Control System
4. PTDDSS
   Ptd Data Selection Sheet
5. PTF
   Payload Test Facility
6. PTI
   Preliminary Test Information
7. PTI
   Programmed Test Input
8. PTIS
   Program Test Input System
9. PTM
   Point-To-Multipoint
10. PTMP
    Point-To-Multipoint
11. PTMS
    Precision Torque Measuring System
12. PTO
    Participating Test Organizations
13. PTO
    Patent and Trademark Office
14. PTO
    Power Test Operations
15. PTP
    Peak To Peak
16. PTP
    Point-To-Point
17. PTP
    Point-to-point Phone(s)
18. PTR
    Preliminary Test Report
19. PTR
    Program Trouble Report
20. PTS
    Payload Test Set

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