# SDR C2XA01BT136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2001
- Submitted: August 6, 2001
- Operation: Air carrier
- Aircraft: N93840
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 271
- Aircraft time: 21,139 hours, 22,335 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: Doubler
- Part number: S5367240822801
- Part serial: NSN
- Condition: Corroded
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA01BT136

## Discrepancy

YUL---CO4370, DURING 3C CHECK IN YUL MAINTENANCE FOUND AT FRAME 39 RIGHTHAND SIDE STATION 14 DOUBLER CORRODED....REMOVED AND REPLACED DOUBLER IAW ATR42 SRM 51-25-01 AND ATR42 SRM 51-25-04.

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