# SDR USAA010181

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2001
- Submitted: March 22, 2001
- Operation: Air carrier
- Aircraft: N435US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24557
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Fuselage
- Part time: 32,136 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/USAA010181

## Discrepancy

CLT - FOUND INNER CHORD OF FRAME CRACKED .5 INCH, BS 601 BELOW STRINGER 17L CREASEBEAM BOTTOM RIVET.  REPLACED REPAIR ANGLE AND FILLER PER TR 53-62-01 AND EA 69176.  (M)

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