# SDR COEA201911129810

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 28, 2019
- Submitted: November 12, 2019
- Operation: Air carrier
- Aircraft: N810HC
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 423
- Aircraft time: 27,691 hours, 30,156 cycles
- System (JASC): [5415 · Nacelle/Pylon, Attach Fittings](https://openairdocs.org/jasc/5415)
- Part: Tee Fitting
- Part number: S54310234201
- Condition: Corroded
- Location: Lt Nacelle
- 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/COEA201911129810

## Discrepancy

WO 205731 NR 400025 HEAVY CHECK COE/MINOR REPAIR: L/H NACELLE PANEL LANDING FLANGE FOR THE INBOARD SIDE OF PANEL 477AB HAS FRETTING, LEVEL 2. CORRECTIVE ACTION: REPLACED WITH OEM PART.

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