What are Belleville Washers? | Fastener Engineering

Article by · 2019/11/15 ·

A washer is a plate with a hole that lets a fastener to pass through it. The most common shape is a flat disk with a concentric hole. Washers are frequently used to distribute the clamping force from threaded fasteners over a larger area. This prevents bolt heads and nuts from indenting the surfaces of the fastened parts, which could loosen the fastener.(…)

via What are Belleville Washers? | Fastener Engineering.