# SDR CALA2017081802715

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2017
- Submitted: August 18, 2017
- Operation: Air carrier
- Aircraft: N411UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 464
- Aircraft time: 77,236 hours, 29,180 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: D53480048202202
- Condition: Corroded
- Location: L2 Door
- 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/CALA2017081802715

## Discrepancy

AFT CABIN L2 DOOR SILL HAS CORROSION AT AFT END.  DOOR SILL BEYOND LIMITS, 50 PERCENT MATERIAL LOSS.  REMOVED AND REPLACED THE DOOR SILL IAW SRM 51-73-11-0 01, AND 51-72-11-911-001.

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