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 5999-00-933-8642
NSN 5905-01-388-0981
NSN 6685-01-054-1806
NSN 6650-00-575-7487
NSN 5855-01-630-8608
NSN 2925-00-167-2641
NSN 4140-01-280-4708
NSN 6685-01-092-5819
NSN 6145-01-021-7811
NSN 5920-01-274-1279
NSN 5915-01-338-4792
NSN 6685-00-813-7025