# SDR USAA2009110292993

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2009
- Submitted: November 3, 2009
- Operation: Air carrier
- Aircraft: [N902AW](https://openairdocs.org/aircraft/N902AW), registered now
- Make and model: Boeing 757-2S7
- Registry model: [Boeing 757-2S7](https://openairdocs.org/model/boeing-757-2s7) (OpenAirDocs)
- Aircraft serial: 23322
- Aircraft time: 85,204 hours, 32,090 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Angle
- Part number: 146N52468
- 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/USAA2009110292993

## Discrepancy

MCN - MAJOR REPAIR - C4 CHECK - GALVANIC CORROSION ON R-4 DOOR CUTOUT THRESHOLD WEB DRAIN TROUGH SUPPORT Z-ANGLE BS 1650-BS 1670, RBL 59.  REPLACED R-4 DOOR CUTOUT THRESHOLD WEB DRAIN TROUGH SUPPORT Z-ANGLE BS 1650-BS 1670, RBL 59 IAW B757 SRM 51-40-02.

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