What was found
INSPECTION TYPE: 4C, LEFT WING FIXED L/E LOWER SPAR CAP RIB STIFFENER CRACKED AT AFT END OF THE NR 8 SLAT TRACK. REMOVED AND REPLACED THE STIFFENER IAW SRM 51-31-01, AND SRM 51-35-01. MINOR.
- Difficulty date
- July 22, 2020
- Submitted
- July 22, 2020
- Operation
- Air carrier
- Aircraft
- N292UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48566
- Aircraft time
- 68,819 hours, 13,000 cycles
- System (JASC)
- 5720 · Wing Miscellaneous Structure
- Part
- Stiffener
- Part number
- ARB29187
- Condition
- Cracked
- Location
- Lt Wing
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.