What was found
LT WING: L/E AREA - SUPPORT STRCTURE ARB7573-1 (UNDER AND JUST OUTBD OF SLAT DRIVE MECHANISM DOOR AFT SIDE) IS CRACKED (MARKED AND DOT 15) REMOVED AND REPLACED LT WING L/E STIFFNER P/N ARB2918-7 REF DAC DWG ARB2918, SRM 51- 33-01-OG
- Difficulty date
- March 4, 2023
- Submitted
- March 14, 2023
- Operation
- Air carrier
- Aircraft
- N589FE
- Make and model
- Doug MD11F
- Aircraft serial
- 48491
- Aircraft time
- 91,944 hours, 20,569 cycles
- System (JASC)
- 5710 · Wing Main, Frame Structure
- Part
- Stiffener
- Part number
- ARB29187
- Condition
- Cracked
- Location
- 518
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.