# SDR AALA202102089022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2021
- Submitted: February 8, 2021
- Operation: Air carrier
- Aircraft: [N196UW](https://openairdocs.org/aircraft/N196UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 3879
- Aircraft time: 38,655 hours, 15,150 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: D5348004320601
- Condition: Corroded
- Location: Zone 200
- 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/AALA202102089022

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: FOUND CORRODED AREA ON LEFT SILL AT FR66 TO FR68 AND STR 23L MEASURING L=1.122 INCH, W=1.739  INCH, D=0.084 INCH. REPLACED LOWER SILL IN AFT GALLEY AREA IAW A321 SRM 51-72-11-911-001, A321 SRM 51-42-11-801 &  DWG #D53480505.

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