NASA Abbreviations and Acronyms

1. RFS
   Request for Service
2. RFS
   Radio Frequency Surveillance
3. RFT
   Ready for Training
4. RG
   Rate Gyro
5. RGA
   Residual Gas Analysis
6. RGA
   Rate Gyro Assembly
7. RGA
   Residual Gas Analyzer
8. RGAL
   Rate Gyro Assembly-Left Srb
9. RGAO
   Rate Gyro Assembly-Orbiter
10. RGAR
    Rate Gyro Assembly-Right Srb
11. RGAS
    Residual Gas Analysis
12. RGB
    Red, Green, Blue
13. RGM
    Redundant Gyro Monitor
14. RGO
    Revolution
15. RGP
    Rate Gyro Package
16. RGRMA
    Rate Gyro Redundancy Management Algorithm
17. RH
    Relative Humidity
18. RHC
    Right Hand Circular
19. RHC
    Rotation Hand Controller
20. RHCM
    Relative Humidity Control/Monitor

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