# SDR USAA001353

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2000
- Submitted: November 6, 2000
- Operation: Air carrier
- Aircraft: N427US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24549
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Fuselage
- Part time: 31,871 hours
- 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/USAA001353

## Discrepancy

CLT - FOUND FRAME CORRODED 3 INCHES BY 3 INCHES, FORWARD DOOR FRAME STATIN 794, STRINGER 25R.  CORRODED LEVEL 1 C 53-202-01.  FABRICATED REPAIR DOUBLER AND INSTALLED PER SRM 53-60-53 PAGE 112.  (M)

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