# SDR GTIA2023091937488

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2023
- Submitted: September 20, 2023
- Operation: Air carrier
- Aircraft: [N679NK](https://openairdocs.org/aircraft/N679NK), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7852
- Aircraft time: 18,841 hours, 8,256 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: D5348004320600
- Condition: Corroded
- Location: R4 Door
- Part time: 18,841 hours, 8,256 cycles
- 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/GTIA2023091937488

## Discrepancy

CORROSION ON R4 DOOR SILL AT FR 68 STR 23R MEASURING .85IN LENGTH, .45 IN WIDTH, .045 IN DEPTH. RAF 01 CREATED. SDR SUBMITTED.-ACCOMPLISHED REPAIR OF CABIN R4 DOOR SILL FR68 STR 23R PER A321 SRM 53-41-14-300-001 CAT A REPAIR. NO FURTHER ACTION REQUIRED

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