# SDR AALA201712199018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2017
- Submitted: December 19, 2017
- Operation: Air carrier
- Aircraft: [N552UW](https://openairdocs.org/aircraft/N552UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4957
- Aircraft time: 21,546 hours, 7,873 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: D53135254200
- Condition: Corroded
- Location: L1 Doorway
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201712199018

## Discrepancy

CORROSION FOUND ON THE L1 DOOR SILL LOCATED AT THE GIRT BAR FITTING AROUND THE AFT FOUR LOCK FASTENERS. REPAIRED THE DOOR SILL IAW SRM 53-11-14-283-005, FIG 101108.

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