# SDR SWAA093337

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2009
- Submitted: May 22, 2009
- Operation: Air carrier
- Aircraft: N312SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 23334
- Aircraft time: 75,465 hours, 70,202 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Stiffener
- Part number: BAC1514
- 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/SWAA093337

## Discrepancy

DURING SCHEDULED  24Y CHECK, FOUND AFT PRESSURE BULKHEAD STIFFENER CORRODED BETWEEN BS 1016 TO BS 1018 AT SIX O'CLOCK POSITION.  R&R STIFFENER PER SRM.

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