# SDR SWAA2021081927445

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2020
- Submitted: August 20, 2021
- Operation: Air carrier
- Aircraft: [N8310C](https://openairdocs.org/aircraft/N8310C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 38807
- Aircraft time: 27,014 hours, 11,809 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Stiffener
- Condition: Cracked
- Location: Lt Wing
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021081927445

## Discrepancy

L/H WING O/B FIXED L/E; INTERNAL STRUCTURE; FOUND STIFFENER WITH CRACKED TAB / REMOVED AND REPLACED L/H WING O/B FIXED L/E; INTERNAL STIFFENER P/N 116A4530-1 IAW DRAWING 11619 4008 REV A AND SRM 51-40-02-0G-0. REMOVED AND REINSTALLED ACCESS PANEL 511AB IAW AMM 57-41-02-400-801

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