# SDR DALA2016071305329

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2016
- Submitted: July 15, 2016
- Operation: Air carrier
- Aircraft: N623DL
- Make and model: Boeing 757232
- Aircraft serial: 22913
- Aircraft time: 93,957 hours, 44,605 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 720
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2016071305329

## Discrepancy

CORROSION FOUND ON THE AREA JUST AFT OF THE LAV SERVICE PANEL.  CORROSION AT BS 720, BETWEEN STRINGERS S27-29R.  CORROSION WAS ALSO DISCOVERED ON BOTH SIDES OF THE LOWER AFT BREAK RING. THE CORROSION WAS REMOVED IAW ER/A 548800-14, INSTALLED A SKIN DOUBLER AND TRIPLER WITH A FILLER.

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