# SDR CALA2016080400497

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2016
- Submitted: August 4, 2016
- Operation: Air carrier
- Aircraft: [N656UA](https://openairdocs.org/aircraft/N656UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25394
- Aircraft time: 96,563 hours, 15,049 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 143T50188
- Condition: Corroded
- Location: Fwd Cargo Door
- 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/CALA2016080400497

## Discrepancy

U-CHANNEL IS CORRODED UNDER WEB AT FWD CARGO DOOR SURROUND BS 490, RBL 29.  U-CHANNEL FOUND TO HAVE 100% MATERIAL LOSS AT FWD CARGO DOOR SURROUND.  REMOVED & REPLACED THE CHANNEL IAW SRM 51-40-05 FIG 2, SRM 51-40-02 FIG 12 & DWG 143T5018.

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