# SDR DALA2018011200245

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 11, 2018
- Submitted: January 16, 2018
- Operation: Air carrier
- Aircraft: [N891AT](https://openairdocs.org/aircraft/N891AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55043
- Aircraft time: 38,274 hours, 26,220 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Corroded
- Location: Lt Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2018011200245

## Discrepancy

DURING A C CHECK,   FOUND CORROSION THE LT WING UPPER SKIN.  THE CORROSION WAS BEYOND THE LIMITS IAW SRM 57-10-01 ALLOWABLE DAMAGE 1.  THE CORROSION WAS BLENDED IAW SRM 51-10-02 AND PERFORMED A UT THICKNESS INSPECTION IAW NDT SPM 04-00-00. THE SKIN WAS REPLACED IAW PRI 564505-14 REV O.

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