# SDR USAA002058

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2000
- Submitted: March 5, 2001
- Operation: Air carrier
- Aircraft: N521AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23856
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fuselage
- Part time: 43,264 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/USAA002058

## Discrepancy

CLT - FLOORBEAM T-CAP CORRODED 1 INCH, BS 947.5, LBL 50 TO RBL 50.  CORROSION LEVEL 2.  REMOVED AND REPLACED FLOORBEAM T-CAP TR 53-10-05A.  (M)

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