# SDR USAA2010121793151

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2010
- Submitted: December 20, 2010
- Operation: Air carrier
- Aircraft: N302AW
- Make and model: Boeing 737-3G7
- Registry model: [Boeing 737-3G7](https://openairdocs.org/model/boeing-737-3g7) (OpenAirDocs)
- Aircraft serial: 24009
- Aircraft time: 68,556 hours, 46,351 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- Part number: 69387402
- 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/USAA2010121793151

## Discrepancy

MCN - MAJOR REPAIR - C20 CHECK - LEVEL 2 EXFOLIATION CORROSION ON STIFFENER AT BS 219.8 - BS 227.8, BL 0.  REPLACED STIFFENER AT BS 219.8 - BS 227.8, BL 0 IAW B737 SRM 51-40-02.

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