# SDR USAA040291

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2004
- Submitted: July 27, 2004
- Operation: Air carrier
- Aircraft: N516AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23702
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Bulkhead
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA040291

## Discrepancy

PIT - FOUND LOWER LEG OF CHORD CORRODED .5 INCH BY 1 INCH AREA, AFT SIDE OF PRESSURE BULKHEAD FROM STRINGER 27L TO 26L.  CLEANED CORROSION, TREATED AND PRIMED PER SRM 51-10-02 AND 51-20-01.  (M)

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