1,044 Hydraulic Power (ATA 29) service difficulty reports for the Boeing 767 — 1.5% of all reported difficulties.
Most reported components
- PUMP 193
- LINE 85
- O-RING 61
- HYDRAULIC LINE 58
- PRESSURE SWITCH 52
- HYDRAULIC SYSTEM 45
- HOSE 29
- INDICATOR 26
- PACKING 26
- TRANSMITTER 26
- SHUTOFF VALVE 26
- CONNECTOR 25
- MODULE 23
- SWITCH 21
- B-NUT 20
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).