240 Fuel (ATA 28) service difficulty reports for the Boeing 727 — 0.4% of all reported difficulties.
Most reported components
- VALVE 24
- VENT LINE 23
- FUEL TANK 15
- PUMP 13
- STRUCTURE 12
- ELBOW 9
- FUEL VENT TUBE 7
- INDICATOR 7
- SWITCH 6
- SKIN 6
- CIRCUIT BREAKER 5
- VENT TUBE ELBOW 5
- BOOST PUMP 5
- CONNECTOR 5
- FUEL 4
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).