A washer is a thin plate with a concentric hole that’s typically used to evenly distribute the load of a threaded fastener. Before a threaded fastener (such as a screw) is driven into a surface, a ...

Spring washers, even though small in size, may sometimes outperform much larger springs. They are used in offset situations, to provide tension in bolted assemblies, or to furnish the recoil action of ...

Preload springs, spacers, and washers are meant to maintain tension in an assembly where some slack may be present. Their capabilities can eliminate rattle, compensate for expansion or contraction of ...

What are the differences between washer types? What types of washers are used in specific applications? What is the difference between a countersunk and spherical washer? In mechanical engineering, ...

Eccentric lock washers are washers that can be combined with commercially available hex nuts to prevent screw loosening. These washers, which are available from NBK, require no special tools for ...