# SDR COEA2011120606821

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 6, 2011
- Submitted: December 7, 2011
- Operation: Air carrier
- Aircraft: [N821FX](https://openairdocs.org/aircraft/N821FX), registered now
- Make and model: Aerosp ATR 72 202
- Registry model: [Aerosp ATR 72 202](https://openairdocs.org/model/aerospatiale-atr-atr-72-202) (OpenAirDocs)
- Aircraft serial: 253
- Aircraft time: 31,807 hours, 30,700 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: S53172208202
- Condition: Corroded
- Location: Fuselage
- 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/COEA2011120606821

## Discrepancy

HEAVY CK COE / LEVEL 2 CORROSION:  FRAME 9 IS CORRODED ON THE FORWARD SIDE AT BL 0. (LENGTH 3", WIDTH 1.5", DEPTH .006").  REMOVED CORROSION, REMOVED AND REPLACED SPLICE WITH OEM PART IAW ATR SRM.

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