15,205 Wings (ATA 57) service difficulty reports for the Boeing 737 (all variants)5.8% of all reported difficulties.

Most reported components

  • SKIN 2,294
  • FITTING 1,244
  • PLATE 1,203
  • ANGLE 1,033
  • PANEL 987
  • BRACKET 780
  • TRUNNION 550
  • FLAP 539
  • ACCESS PANEL 518
  • RETAINER 455
  • SUPPORT ANGLE 400
  • FAIRING 389
  • WEB 371
  • SUPPORT BRACKET 310
  • RIB 244

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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