# SDR USAA920071088

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2007
- Submitted: November 5, 2007
- Operation: Air carrier
- Aircraft: [N206UW](https://openairdocs.org/aircraft/N206UW), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27808
- Aircraft time: 43,098 hours, 17,375 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Angle
- Condition: Corroded
- Location: Zone 200
- 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/USAA920071088

## Discrepancy

MCN - MAJOR REPAIR - C4 CHECK - CORROSION ON THE R4 DOOR CUT LOWER SILL THRESHOLD FORWARD SUPPORT ANGLE CHANNEL CLIP, BS 1640, RBL 58.22.  REPLACED THE R4 DOOR CUT LOWER SILL THRESHOLD FORWARD SUPPORT ANGLE CHANNEL CLIP, BS 1640, RBL 58.22 IAW B757 SRM 51-40-02.

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