# SDR SWAA2022030338510

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2019
- Submitted: March 3, 2022
- Operation: Air carrier
- Aircraft: N412WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29818
- Aircraft time: 60,624 hours, 35,600 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Retainer
- Condition: Cracked
- Location: Left Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022030338510

## Discrepancy

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

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