# SDR AALA202012099023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2020
- Submitted: December 9, 2020
- Operation: Air carrier
- Aircraft: [N510UW](https://openairdocs.org/aircraft/N510UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3858
- Aircraft time: 41,056 hours, 14,835 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Coupling
- Part number: D5337204320000
- Condition: Cracked
- Location: Frame 43
- 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/AALA202012099023

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE.  FOUND D=0.081 INCHES CRACK ON FOOT COUPLING ON FR 43 LEFT SIDE BETWEEN STR 21 AND STR 22.  PERFORMED PERMANENT REPAIR ON FOOT COUPLING, IAW EA NR 310017.

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