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 5905-01-100-3984
NSN 5835-01-386-4027
NSN 4140-00-999-6740
NSN 5905-01-371-1341
NSN 7035-01-657-1689
NSN 5965-00-168-9624
NSN 6685-01-157-9340
NSN 5915-01-444-4069
NSN 6610-00-919-3875
NSN 5960-01-521-6865
NSN 5905-01-461-5165
NSN 5996-00-471-0540