# SDR USAA2013110700022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2013
- Submitted: December 9, 2013
- Operation: Air carrier
- Aircraft: N938UW
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27246
- Aircraft time: 62,781 hours, 23,794 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Fitting
- Part number: 143N832712
- 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/USAA2013110700022

## Discrepancy

C4 CHECK, LEVEL 2 INTERGRANULAR CORROSION ON R4 DOOR LOWER CUT OUT AREA FWD SILL FITTING AT BS 1650, RBL 62.  REPLACED FWD SILL FITTING AT BS 1650, RBL 62 IAW B757 SRM 51-10-02, 53-00-51-1A & 51-40-02.

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