# SDR USAA040831

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2004
- Submitted: December 3, 2004
- Operation: Air carrier
- Aircraft: N775AU
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24933
- Engine: Cfmint CFM563B2
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Skin
- Part number: 6546431279
- Condition: Delaminated
- Location: Lt Ob Foreflap
- Part time: 38,669 hours
- 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/USAA040831

## Discrepancy

TOP SKIN, CORE BOND, 2 INCH SQUARE AREA, DELAMINATION.  LT OB FOREFLAP TOP SKIN SURFACE ON IB T/E.  INSTALLED NEW CORE AND TOP DOUBLER, SEAL AND REFINISH IAW SRM.

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