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
NSN 6685-00-866-7807
NSN 6220-00-960-0778
NSN 5975-01-518-5113
NSN 6105-01-388-4514
NSN 5920-01-571-8027
NSN 4140-01-334-1597
NSN 5996-00-438-3154
NSN 6620-00-273-8735
NSN 6110-00-146-2114
NSN 5998-01-652-2846
NSN 5999-01-379-7256
NSN 6610-00-243-7025