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 5920-00-137-8939
NSN 6130-01-514-0108
NSN 5985-00-930-1092
NSN 6145-01-632-1083
NSN 5855-01-007-9541
NSN 5925-00-262-5651
NSN 6135-00-027-3914
NSN 5996-01-496-3180
NSN 5925-01-092-2876
NSN 6130-01-118-8991
NSN 5925-01-625-5208
NSN 6145-00-582-1301