# SDR USAA2009071391813

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2009
- Submitted: July 16, 2009
- Operation: Air carrier
- Aircraft: N624AW
- Make and model: Airbus A320-231
- Registry model: [Airbus A320-231](https://openairdocs.org/model/airbus-industrie-a320-231) (OpenAirDocs)
- Aircraft serial: 55
- Aircraft time: 62,990 hours, 28,431 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sill
- Part number: D53480043203
- 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/USAA2009071391813

## Discrepancy

SAL - C7 - MAJOR REPAIR - NR 6205978 - LEVEL 2 GALVANIC CORROSION R-2 LOWER DOOR SILL BETWEEN FR66 TO FR67, -Y1732.  REPLACED R-2 LOWER DOOR SILL BETWEEN FR66 TO FR67, -Y1732 IAW A320 SRM 53-41-14.  THIS DISCREPANCY IS DETERMINED TO BE LEVEL 2 CORROSION.

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