# SDR TWAA9703005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N601TW
- Make and model: Boeing 767231
- Aircraft serial: 22564
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Part number: NAS1611014
- Condition: Failed
- Location: Hyd System
- Stage of operation: CR
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TWAA9703005

## Discrepancy

JFK - FLT 740 - DURING CRUISE, LOST CENTER HYDRAULIC SYSTEM FLUID.  REMOVED AND REPLACED WORN O-RING, MFG P/N NAS1611-014, AT THE DIFFERENTIAL PRESSURE SWITCH IN NR 1 FILTER MODULE.  OPERATIONAL AND LEAK CHECK NORMAL.  (M)

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