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 5920-01-576-9869
NSN 4140-00-012-3506
NSN 5935-00-451-8843
NSN 5905-01-585-0830
NSN 5985-00-930-1996
NSN 4140-00-580-8508
NSN 5855-00-281-3843
NSN 5945-01-632-7660
NSN 6685-01-041-2366
NSN 6645-01-227-2036
NSN 5935-01-199-4144
NSN 6645-01-358-7485