# SDR AALA201708019042

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2017
- Submitted: August 3, 2017
- Operation: Air carrier
- Aircraft: [N543UW](https://openairdocs.org/aircraft/N543UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4843
- Aircraft time: 19,330 hours, 7,817 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: D5348004820202
- 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/AALA201708019042

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE. CORROSION ON AFT L-4 DOOR FRAME SILL SHAPE FITTING AT FR 67. REPLACED SILL SHAPE FITTING PER SRM 51-42-11.

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