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 6650-00-256-9059
NSN 5998-01-506-2716
NSN 5925-00-493-9154
NSN 5998-01-616-4252
NSN 5910-01-070-0556
NSN 6610-01-213-5782
NSN 6645-00-736-0476
NSN 5925-01-020-7706
NSN 6645-00-542-1734
NSN 5935-01-381-4676
NSN 6685-01-116-9891
NSN 5935-00-512-5309