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 6645-01-496-0073
NSN 5960-01-488-5817
NSN 4140-01-042-9066
NSN 5935-01-463-8543
NSN 4140-00-860-7640
NSN 6220-01-079-6244
NSN 6645-00-025-4771
NSN 6130-01-250-2822
NSN 5985-00-213-7171
NSN 5905-00-167-1693
NSN 5996-01-621-5041
NSN 6150-01-168-1556