What was found
L/H WING T/E VERTICAL SEAL RETAINER CRACKED ABOVE AFT PYLON TIP. MARKED. / REMOVED & REPLACED L/H WING T/E VERTICAL SEAL RETAINER ABOVE AFT PYLON TIP IAW SOPM 20-50-01 AND SRM 51-40-02-0G-0 PARA 4 & FIGS 3; 7 AND 8 56790U 3/21/19
- Difficulty date
- March 18, 2019
- Submitted
- March 3, 2022
- Operation
- Air carrier
- Aircraft
- N412WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29818
- Aircraft time
- 60,624 hours, 35,600 cycles
- System (JASC)
- 5720 · Wing Miscellaneous Structure
- Part
- Retainer
- Condition
- Cracked
- Location
- Left 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.