# SDR COEA0743821

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2007
- Submitted: December 27, 2007
- 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
- Engine: Pwa PW127
- System (JASC): [5543 · Rudder, Tab Structure](https://openairdocs.org/jasc/5543)
- Part: Support
- Part number: S2728175600400
- Condition: Corroded
- Location: Rudder Trim Tab
- Part time: 29,796 hours
- 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/COEA0743821

## Discrepancy

FOUND DURING HEAVY CHECK.  LEVEL 2 CORROSION ON TRIM TAB BELL CRANK SUPPORT.  REPLACED BELL CRANK SUPPORT.  WO 72242 NR 200082.  (K)

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