# SDR USAA020204

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2002
- Submitted: July 31, 2002
- Operation: Air carrier
- Aircraft: [N373US](https://openairdocs.org/aircraft/N373US), registered now
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 22952
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Keelbeam
- Condition: Corroded
- Location: Fuselage
- 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/USAA020204

## Discrepancy

PIT - FOUND KEEL BEAM CORRODED 3 INCHES BY 1 INCH CORRODED, 13.5.546 STRINGER 28L.  CORROSION LEVEL 2, TASK NR C53-212-01.  REMOVED DAMAGED AREA, INSTALLED NEW SECTION AND INSTALLED DOUBLER PER EA 73807.  (M)

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