Products - Washer Index - Toothed Lock Washer Internal
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Internal Type Lockwashers

 Work best with smaller screw heads (such as fillister heads).
 Use where appearance warrants that teeth be hidden.
 Use where snagging or scratching could be a problem.
 Internal teeth lock into bolt head or nut to prevent backoff rotation.

Part numbers shown are for washers made of spring steel. These washers are also available in bronze and bronze alloy and in 400 series stainless steel. Many of these are in stock at WCL. Washers can also be produced from 300 series stainless steel and other materials on request. Specify material when inquiring or ordering.