7,936 Doors (ATA 52) service difficulty reports for the Airbus A321 (all variants)21.1% of all reported difficulties.

Most reported components

  • BOTTLE 3,049
  • CYLINDER 1,029
  • DAMPER 757
  • HANDLE 285
  • DOOR 264
  • LEVER 196
  • ACCUMULATOR 186
  • ACTUATOR 134
  • NONE 127
  • HINGE FITTING 126
  • PROXIMITY SENSOR 124
  • UNKNOWN 90
  • DOOR LATCH 90
  • ARMING LEVER 88
  • DIAPHRAGM 73

Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).

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