# SDR USAA2011082500010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2011
- Submitted: August 25, 2011
- Operation: Air carrier
- Aircraft: N454UW
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24996
- Aircraft time: 55,672 hours, 36,542 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Flap
- Part number: 6546434301
- Part serial: BN1259
- Condition: Debonded
- Location: Lt Wing
- Part time: 41,415 hours, 25,605 cycles
- 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/USAA2011082500010

## Discrepancy

C4 CHECK - LEFT WING INBOARD AFT FLAP DISBONDED AT TRAILING EDGE.  REPLACED LEFT WING INBOARD AFT FLAP IAW JOB CARD 03C10025001/002 & B737 AMM 27-51-11.

---
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.