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 5935-01-248-0059
NSN 4140-01-474-5524
NSN 6220-00-274-8541
NSN 6685-01-600-5932
NSN 2925-01-280-1911
NSN 5990-00-847-6957
NSN 5935-00-574-3775
NSN 6130-00-318-3590
NSN 5999-00-741-4511
NSN 6220-00-528-7752
NSN 5990-01-112-5281
NSN 5975-01-231-3546