The bore of the threadless polyamide insert is a little smaller than the nut’s inner diameter. By the therefore increased friction between nut and shaft the nut is secured against
unscrewing. Attention: do not use above 100°C!

Designation of a self-locking nut with thread                 d1 = M 30×1,5

Self-locking nut GUP M 30×1,5

  • Material (Property class) : min. 14 H
  • Zinc plated and passivated.