# SDR USAA001352

- 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): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- 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/USAA001352

## Discrepancy

CLT - FOUND FLOORBEAM CORRODED 2 INCHES BY 7 INCHES, BS 947, LBL 11, LBL 4, RBL 4, RBL 12.  INSTALLED DOUBLER PER TR 53-60-02A.  (M)

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