# SDR SWAA2022031155745

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2019
- Submitted: March 14, 2022
- Operation: Air carrier
- Aircraft: [N474WN](https://openairdocs.org/aircraft/N474WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33861
- Aircraft time: 52,207 hours, 30,818 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Retainer
- Condition: Cracked
- Location: Lt 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/SWAA2022031155745

## Discrepancy

#1 ENG O/B SIDE OF AFT PYLON STRUT FIRE SEAL BRACKET HAS 1.5' CRACK ON THE AFT EDGE / R&R #1 ENG. O/B SIDE OF AFT PYLON STRUT FIRE SEAL PER SRM 51-41-72

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