# SDR MTNA100804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 30, 2008
- Submitted: October 31, 2008
- Operation: Air carrier
- Aircraft: [N907FX](https://openairdocs.org/aircraft/N907FX), registered now
- 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: 286
- Aircraft time: 23,729 hours, 25,060 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Retainer
- Condition: Corroded
- Location: 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/MTNA100804

## Discrepancy

DURING A GENERAL VISUAL INSPECTION, NOTICED THERE IS EXFOLIATION CORROSION OF THE WING PRESSURE DECK SEAL RETAINER LOCATED AT REAR SPAR (FUSELAGE FRAME 27) BETWEEN RIBS 1LT - 1RT.

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