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 6650-01-384-6595
NSN 6645-01-479-5364
NSN 5960-01-361-6543
NSN 5920-01-467-2079
NSN 6240-01-346-5550
NSN 5990-00-738-5603
NSN 6650-01-237-4689
NSN 6645-01-507-9179
NSN 6620-00-071-0181
NSN 4140-00-113-8215
NSN 5910-00-334-8756
NSN 6105-01-240-2363