# SDR COEA2016070819917

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2016
- Submitted: August 25, 2016
- Operation: Air carrier
- Aircraft: [N917FX](https://openairdocs.org/aircraft/N917FX), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 354
- Aircraft time: 25,335 hours, 32,685 cycles
- System (JASC): [5700 · Wing Structure](https://openairdocs.org/jasc/5700)
- Part: Spar
- Part number: S57110537200
- Condition: Corroded
- Location: Zone 600
- 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/COEA2016070819917

## Discrepancy

RIGHT WING LOWER SPAR STRIP SLAT INBOARD OF LEADING EDGE 611 HAS FRETTING CORRODED.  REPAIR IAW CETS-3309/16.

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