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 6610-01-284-6968
NSN 5925-01-600-2173
NSN 5996-00-865-9096
NSN 5999-00-149-0624
NSN 6135-01-202-8113
NSN 5950-00-288-5994
NSN 5930-00-512-9839
NSN 6150-01-336-1653
NSN 6220-00-752-8479
NSN 5985-01-282-2120
NSN 6150-01-451-4564
NSN 7035-01-563-1646