# SDR USAA002187

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2000
- Submitted: March 12, 2001
- Operation: Air carrier
- Aircraft: N520AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23706
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fuselage
- Part time: 40,659 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/USAA002187

## Discrepancy

CLT - FOUND BEAM CORRODED 1 INCH BY 1 INCH, STATION 986 UPPER CHORD BEAM.  CORROSION LEVEL 1 C53-107-02.  INSTALLED T-CAP AND SPLICE PE TR 53-10-05A AND SRM 53-60-51.  (M)

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