# SDR CALA2013092491421

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2013
- Submitted: September 27, 2013
- Operation: Air carrier
- Aircraft: N590UA
- Make and model: Boeing 757222
- Aircraft serial: 28708
- Aircraft time: 61,481 hours, 17,135 cycles
- Engine: Pwa PW2037
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sill
- 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/CALA2013092491421

## Discrepancy

AFT CARGO DOOR CUTOUT SILL HAS CORROSION APPROXIMATELY BS 1400 AROUND LOCK FITTING NR 2.  REPAIRED ACP AT AFT CARGO SILL BEAM OTBD LOWER CHORD IAW ECRA 5360-01346.

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