1,756 Flight Controls (ATA 27) service difficulty reports for the Boeing 727 — 3.2% of all reported difficulties.
Most reported components
- ACTUATOR 329
- SWITCH 179
- BRACKET 129
- INDICATOR 87
- CONNECTOR 52
- MOTOR 39
- ANGLE 38
- RETRACT MECH 31
- FLAP 27
- CONTROL CABLE 26
- POSITION SWITCH 25
- TRANSMITTER 25
- FITTING 25
- PCU 20
- BEARING 19
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).