# SDR 2003UALA00251

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2003
- Submitted: April 8, 2003
- Operation: Air carrier
- Aircraft: [N486UA](https://openairdocs.org/aircraft/N486UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1620
- Aircraft time: 4,189 hours, 1,648 cycles
- Engine: Iae V2527A5
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 90231570381
- Part serial: 0151774
- Condition: Failed
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003UALA00251

## Discrepancy

RETURN TO FIELD DUE TO LOSS OF CABIN PRESSURE.     REPLACED OUTFLOW VALVE.

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