# SDR USAA040029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2004
- Submitted: April 14, 2004
- Operation: Air carrier
- Aircraft: N522AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23857
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Bulkhead
- Part time: 47,562 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/USAA040029

## Discrepancy

PIT - FOUND FRAME CORRODED 6 INCHES BY 4 INCHES, BLO '0' AT Y FRAME STATION 1016 AT 6 O'CLOCK.  Y FRAME LOWER LEGS AND WEB SKIN DOUBELR EPR EO 5302V112 AND SRM 51-20-01.  (M)

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