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 6610-01-429-2162
NSN 5985-01-596-7971
NSN 6130-01-519-8222
NSN 6610-00-943-3136
NSN 4140-01-554-8628
NSN 6135-01-592-4139
NSN 5990-01-390-2177
NSN 5975-01-532-3600
NSN 5975-01-599-6054
NSN 5945-01-485-8030
NSN 6150-00-233-5833
NSN 5895-01-129-2498