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 5905-00-140-0948
NSN 6105-00-878-0959
NSN 6110-00-663-4054
NSN 6650-00-832-6970
NSN 6135-01-446-6010
NSN 6650-01-181-2831
NSN 5960-00-811-7627
NSN 6105-01-649-7986
NSN 6220-01-025-1373
NSN 6220-00-113-3622
NSN 5925-00-836-6318
NSN 5895-00-534-8870