# SDR SWAA2021032253642

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2021
- Submitted: March 22, 2021
- Operation: Air carrier
- Aircraft: [N937WN](https://openairdocs.org/aircraft/N937WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36644
- Aircraft time: 39,004 hours, 23,596 cycles
- System (JASC): [5400 · Nacelle/Pylon Structure](https://openairdocs.org/jasc/5400)
- Part: Access Panel
- Condition: Cracked
- Location: L/H Pylon
- 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/SWAA2021032253642

## Discrepancy

CRACK ACCESS PANEL 431AR SEAL PLATE AT LT PYLON / REPLACED ACCESS PANEL 431AR SEAL PLATE AT LT PYLON IAW B737-700 SRM 51-10-02-0G-0 PART NUMBER USED 313A2114-14 KT PO 2020-211784

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