# SDR KO0R201708220054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 22, 2017
- Submitted: August 22, 2017
- Operation: Air carrier
- Filed by: [Kalitta Air, LLC, repair station KO0R718X](https://openairdocs.org/faa-repair-station/KO0R718X/kalitta-air-llc.md) (OpenAirDocs)
- Aircraft: N435KD
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48435
- Aircraft time: 74,966 hours, 14,977 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Doubler
- Part number: ARP72641
- 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/KO0R201708220054

## Discrepancy

CORROSION ON THE UPPER SURFACE OF THE ARP7264-1 DOUBLER ON THE LOWER WING SKIN XORS 264 LEFT WING PLATING AFT OF THE REAR SPAR.

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