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 5935-00-051-0052
NSN 6610-00-627-5957
NSN 6320-01-441-2438
NSN 5965-00-928-0886
NSN 6130-01-264-7239
NSN 6130-01-424-7104
NSN 4140-01-419-0198
NSN 6240-00-686-5345
NSN 5990-00-780-9629
NSN 5905-01-335-0671
NSN 5905-00-084-7186
NSN 5905-01-242-9378