# SDR 9WGA20190805406

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2019
- Submitted: August 5, 2019
- Operation: Air carrier
- Aircraft: [N542KD](https://openairdocs.org/aircraft/N542KD), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48542
- Aircraft time: 68,611 hours, 13,765 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: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9WGA20190805406

## Discrepancy

L/H WING REAR SPAR AFT UPPER SURFACE SKIN, HAS SIGNS OF SEVERE CORROSION, WING XOSP 663.320, 1 FT O/B OF # 3 SPOILER ACTUATOR, 4764
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