115 Standard Practices - Structures (ATA 51) service difficulty reports for the Airbus A321 (all variants) — 0.3% of all reported difficulties.
Most reported components
- NONE 41
- UNKNOWN 24
- FITTING 20
- NOT REPORTED 4
- FORK 4
- WEB 2
- SUPPORT ANGLE 2
- DOUBLER 2
- CIDS 2
- PACKING 1
- FASTENER 1
- TRACK 1
- BEAM 1
- DISPLAY 1
- COOLING FAN 1
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).