National Stock Number:
5310-99-138-0158
Federal Supply Class:
5310
National Item Identification Number:
991380158
Description:
WASHER,LOCK
Detail:
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
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