What was found
LEFT WING SHELF PANEL LOWER SUPPORT STRUCTURE INBD OF DEFLECTION RIB HAS CRACK PROPAGATING FROM OTBD FASTENER. (MARKED) / R&R'D LOWER SUPPORT STRUCTURE ANGLE INBD OF DEFLECTION RIB IAW SRM 51-40-02.
- Difficulty date
- August 14, 2020
- Submitted
- July 27, 2021
- Operation
- Air carrier
- Aircraft
- N256WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32514
- Aircraft time
- 47,958 hours, 28,829 cycles
- System (JASC)
- 5712 · Wing, Rib/Bulkhead
- Part
- Rib
- Condition
- Cracked
- Location
- Lt Wing
- 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.