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 5905-00-216-6576
NSN 4140-00-150-8265
NSN 6320-00-082-5868
NSN 6645-00-256-4072
NSN 6135-01-367-6203
NSN 4140-00-810-9330
NSN 6220-01-549-6135
NSN 6135-01-606-8140
NSN 6685-00-516-2173
NSN 6150-00-867-8797
NSN 6320-01-176-8367
NSN 5975-00-813-3880