# SDR TWAA0008307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2000
- Submitted: May 25, 2000
- Operation: Air carrier
- Aircraft: [N919TW](https://openairdocs.org/aircraft/N919TW), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49368
- Aircraft time: 44,003 hours, 22,485 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Condition: Corroded
- Location: Fuselage
- 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/TWAA0008307

## Discrepancy

DURING CC24C, FOUND INTERGRANULAR CORROSION ON THE OUTFLOW VALVE CASTING (SUGAR SCOOP) LOWER AFT SIDE.  REPLACED DOUBLER MANUFACTURE NUMBER 5914558-5012 VING TWA NUMBER 163497 PER MDC PRINT NUMBER 5936021.  CC24C MCI 04-27-00.

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