# SDR COEA2012032609911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2012
- Submitted: March 26, 2012
- Operation: Air carrier
- Aircraft: N911FX
- 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: 045
- Aircraft time: 35,730 hours, 43,448 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Part number: S57110536200
- Condition: Eroded
- Location: Rt 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/COEA2012032609911

## Discrepancy

HEAVY CHECK / MAJOR REPAIR: RT WING FRONT SPAR LOWER CHORD BETWEEN RIBS 4 & 5 (BL 1210R TO 1625R) HAS FRETTING INBOARD OF HINGED LEADING EDGE.  SUBMITTED TO ATR, REPAIR PER STRUCTURAL REPAIR INSTRUCTIONS AND SRAS FROM ATR.

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