# SDR SWAA2023061645716

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2023
- Submitted: June 16, 2023
- Operation: Air carrier
- Aircraft: [N437WN](https://openairdocs.org/aircraft/N437WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29832
- Aircraft time: 66,985 hours, 39,591 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Angle
- Part number: UNKNOWN
- Condition: Cracked
- Location: Zn 500 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/SWAA2023061645716

## Discrepancy

LT WING TRAIL EDGE RIB WBL 201.90 HAS AFT EDGE FITTING ANGLE CRACKED. 8-38<[01] REMOVED AND REPLACED NEW ANGLE FITTING AT LT WING TRAIL EDGE RIB AS PER REF B737 SRM 51-40-02-0G-0;[02] VERIFIED WORK PERFORMED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.