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Vibration-Resistant Fastener Selection: Preload, Locking & Joint Design Guide

Expert guide to selecting vibration-resistant fasteners. Learn preload calculation, joint design, locking mechanisms (lock nuts, spring washers, thread adhesives), and service cond...

2026-08-12 Fastener Selection
Vibration-Resistant Fastener Selection: Preload, Locking & Joint Design Guide

Vibration-Resistant Fastener Selection

For joints exposed to vibration, review preload, joint design, service conditions and installation method before choosing a locking solution.

Points to review

  • Confirm the bolt grade, diameter, thread and mating materials.
  • Specify the required preload and tightening method. Torque values depend on friction, coating and the installation method.
  • Consider prevailing-torque nuts, serrated washers or wedge-locking washers where the application requires added resistance to loosening.
  • Check the selected system against the drawing, standard and service conditions.

Purchasing information

Send the drawing or standard, size, grade, finish, quantity and application conditions. The suitable fastener and locking arrangement should be confirmed against the project requirements.

Related sourcing: review the lock nut product page and contact the hardware team with your specification.