Aircraft Abbreviations and Acronyms

1. XTRM
   Extreme
2. XTT
   Across Track Tolerance
3. XWB
   Extra Wide Body
4. XWB
   Extra-Wide-Bodied
5. XWB
   Extra-Wide Body
6. XWB
   Xtra Wide Body
7. XX
   Cancel Status
8. XXX
   No Value
9. YAF
   Yankee Air Force
10. YAF
    Yemen Air Force
11. YARS
    Youngstown Air Reserve Station
12. YC
    Yaw Control
13. YCZ
    Yellow Caution Zone
14. YD
    Yaw Damper
15. YDA
    Yegterday
16. YSAS
    Yaw Stability Augmentation System
17. YY
    Action Identifier In Lieu of Airline Code
18. ZFCG
    Zero Fuel Center of Gjavity
19. ZFM
    Zero Fuel Mass
20. ZFW
    Zero Fuel Weight

Last updated: March 8, 2022 — Total entries: 8,627