# SDR IXXA201306120003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2013
- Submitted: June 12, 2013
- Operation: Air carrier
- Aircraft: [N620DL](https://openairdocs.org/aircraft/N620DL), registered now
- Make and model: Boeing 757-2Y0
- Registry model: [Boeing 757-2Y0](https://openairdocs.org/model/boeing-757-2y0) (OpenAirDocs)
- Aircraft serial: 22910
- Aircraft time: 76,960 hours, 38,364 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 1401
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IXXA201306120003

## Discrepancy

FUSELAGE EXTERIOR SKIN CORRODED AT AFT LOWER CARGO DOOR CUTOUT THRESHOLD AT STATION 1401 S27R - S28R.  CORROSION WAS REMOVED IAW SRM 53-00-01, FIG 101, EXCEEDING PUBLISHED LIMITS.  THE DAMAGED SKIN WAS TRIMMED OUT AND A FILLER WAS FABRICATED.   A HFEC OPEN HOLE AND SURFACE SCAN INSPECTION WAS ACCOMPLISHED REVEALING NO DEFECTS.  AN EXTERNAL REPAIR DOUBLER WAS INSTALLED IAW SRM 53-00-01.

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