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 6650-01-451-1372
NSN 2925-01-348-8306
NSN 4140-00-111-3247
NSN 5910-01-483-6977
NSN 5920-01-574-7198
NSN 5915-01-518-9310
NSN 6105-00-864-2819
NSN 5965-00-755-4657
NSN 4140-01-092-1098
NSN 5999-00-430-0686
NSN 5915-01-426-8862
NSN 6620-01-494-9858