Airway Abbreviations and Acronyms

1. ORS
   Others
2. ORTF
   Operational Requirements Task Force
3. OSC
   Open / Stop / Close Dood Switch
4. OSC
   Overhead Stowage Compartments
5. OSCU
   Oxyget System Control Unit
6. OSG
   Operational Services Group
7. OSIE
   Osi Environzent
8. OSIP
   Overhaul and Special Inspections Periods
9. OT
   Operational Testing
10. OTAC
    Overseas Territories Aviation Circular
11. OTACS
    Overseas Territories Aviation Circulars
12. OTBD
    Outboard
13. OTFP
    Operational Traffic Flow Planning
14. OTH
    Other Charies
15. OTHS
    Others
16. OTOW
    Operationat Tow
17. OTR
    Outer
18. OTSG
    Operational Training and Selection Group
19. OTWZ
    Othxrwise
20. OUBD
    Outboard

Last updated: January 4, 2020 — Total entries: 3,568