# SDR USAA051553

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 2005
- Submitted: December 19, 2005
- Operation: Air carrier
- Aircraft: N783AU
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 25022
- Aircraft time: 40,702 hours, 40,702 cycles
- Engine: Cfmint CFM565B6
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Fuselage
- 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/USAA051553

## Discrepancy

STA400, S9R, MAJOR REPAIR, REMOVED DAMAGE, INSTALL 2 ANGLED DOUBLERS IAW TR 53-10-20C.  DEFECT SIZE: .375 IN.

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