# SDR USAA2009040890840

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2009
- Submitted: April 8, 2009
- Operation: Air carrier
- Aircraft: [N164AW](https://openairdocs.org/aircraft/N164AW), registered now
- Make and model: Boeing 737-33A
- Registry model: [Boeing 737-33A](https://openairdocs.org/model/boeing-737-33a) (OpenAirDocs)
- Aircraft serial: 23625
- Aircraft time: 69,468 hours, 47,954 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Stiffener
- Part number: 6546568U519
- Condition: Corroded
- Location: Bulkhead
- 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/USAA2009040890840

## Discrepancy

MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON INBOARD STIFFENER OF PRESSURE BULKHEAD FORWARD FACE AT BS 1016 BETWEEN S27R TO S27L, BL 0.  REPLACED INBOARD STIFFENER OF PRESSURE BULKHEAD FORWARD FACE AT BS 1016 BETWEEN S27R TO S27L, BL 0 IAW SRM 51-10-02.

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