118 Oxygen (ATA 35) service difficulty reports for the Boeing 727 — 0.2% of all reported difficulties.
Most reported components
- PBE 23
- OXYGEN MASK 18
- REGULATOR 11
- OXYGEN BOTTLE 8
- MANIFOLD 7
- MASK 4
- LINE 3
- OXY BOTTLE 2
- OXY REGULATOR 2
- CLAMP 2
- OXY GENERATOR 2
- OXY MASK 2
- FITTING 2
- COMPENSATOR 2
- CONTROL UNIT 2
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).