# SDR USAASB96068

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N585US](https://openairdocs.org/aircraft/N585US), registered now
- Make and model: Boeing 737301
- Aircraft serial: 23930
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 7110033
- Condition: Failed
- Location: Aft Cabin
- Part time: 6,548 hours
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAASB96068

## Discrepancy

CLT - FLT 1139 - RIGHT A/C PACK WAS ON MEL.  AFTER TAKEOFF, AIRCRAFT WOULD NOT PRESSURIZE.  FLIGHT RETURNED TO CLT AND LANDED WITH NO FURTHER INCIDENT.  MAINTENANCE REPLACED THE AFT OUTFLOW VALVE.  (X)

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