The tabs prevent the washer from rotating under the bolt or in relation to a shaft.
Internal tab keyed washer.
Steel crs customary finishes.
Shims for keyed shafts.
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Choose from our selection of tab lock washers countersunk external tooth lock washers metric tab lock washers and more.
Internal keyed plain 11508194 ea 1 88 m10 26mm.
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The external or internal tabs of the tab lock washer are bent over mating parts to create a physical lock for bolts and nuts.
Formed key washers are designed to lock into the base material or assembly with the external key to prevent the washer s rotation.
With an oversized outside diameter these washers distribute your fastener s load over a larger surface area than other internal tooth lock washers to limit damage to soft material.
Internal tab lock washers external tab lock washers and lock washers are designed to be utilized in critical assemblies such as naval ships power plants and in heavy equipment preventing bolts from coming loose.
The internal tabs prevent shaft rotation whole external tabs can lock into holes or over the edge of the assembly base.
Tab washers are available with a wide variety of both internal and external tab configurations.
The internal tab prevents the shaft from rotating.