# SDR AALA202012159010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2020
- Submitted: December 15, 2020
- Operation: Air carrier
- Aircraft: [N917UY](https://openairdocs.org/aircraft/N917UY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6427
- Aircraft time: 19,162 hours, 7,453 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: D5348004320600
- Condition: Corroded
- Location: Frame 68
- 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/AALA202012159010

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE.  FOUND CORRODED AREA ON SILL AT FR 68 AND STR 23R AT AFT GALLEY AREA, MEASURING L=1.196 INCHES W=0.850 INCHES D=0.063 INCHES.  PERMAMENT REPAIR PERFORMED ON LOWER SILL AT LEVEL AT AFT GALLEY AREA, IAW A321 SRM 53-41-14-300-001 REPAIR PRINCIPLE 5.  CATEGORY A REPAIR.

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