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 6220-00-770-7658
NSN 5925-01-660-2124
NSN 5910-00-913-7935
NSN 5965-01-150-6315
NSN 6145-00-663-6133
NSN 6220-01-204-7082
NSN 6135-01-280-2883
NSN 6130-00-162-2105
NSN 6650-01-588-0883
NSN 6620-01-388-1430
NSN 6240-01-524-0510
NSN 5930-01-571-1755