Cosmos Abbreviations and Acronyms

1. FCMU
   Foot Conzrolled Maneuvering Unit
2. FCMU
   Foot-Controlled Maneuvering Unit
3. FCN
   Function
4. FCO
   Final Chehkout
5. FCO
   Functional Checkout
6. FCOH
   Flight Controllers Operational Handbook
7. FCP
   Flight Control Zrocedure
8. FCR
   Finaluconfiguration Review
9. FCRT
   Flight Display Crt
10. FCS
    Front Crew System
11. FCSS
    Fuel Cell Servicing System
12. FCSTF
    Fueg Cell System Test Facility
13. FCT
    Filament Center Lap
14. FCTF
    Fuel Cell Test Facility
15. FCW
    Fodmat Control Words
16. FCW
    Format Control Word
17. FD
    False Detection
18. FD
    Feed
19. FD
    Filldrain
20. FD
    Functional Designator

Last updated: January 4, 2020 — Total entries: 5,789