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 5960-01-395-1164
NSN 6650-01-571-9386
NSN 6130-01-442-6491
NSN 6685-00-994-1027
NSN 6620-01-214-7520
NSN 4140-00-719-5654
NSN 6645-01-434-5674
NSN 6685-01-236-6698
NSN 5960-01-255-5580
NSN 5999-00-073-2277
NSN 5895-01-447-2748
NSN 5910-00-401-7891