- Difficulty date
- July 15, 2025
- Submitted
- July 15, 2025
- Operation
- Air carrier
- Make and model
- Doug MD11F
- Aircraft serial
- 48549
- Aircraft time
- 98,554 hours, 23,867 cycles
- Part
- Doubler
- Part number
- ARB124935
- Condition
- Cracked
- Location
- Zone 500
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING - FIXED LEADING EDGE RIB DOUBLER FOUND CRACK AT XOS 1125 ABOUT 1 INCH. CRACKED RIB DOUBLER REMOVED IAW SRM 51-33-01-0G. RIB DOUBLER FABRICATED IAW DWG ARB 1249, REV AA. FABRICATED RIB DOUBLER INSTALLED IAW SRM 51-33-01-0G. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100.