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 5895-01-430-2555
NSN 6150-00-879-6461
NSN 5905-01-446-7360
NSN 6620-01-121-4019
NSN 6645-00-097-9269
NSN 5930-01-157-9824
NSN 5935-00-187-0006
NSN 5905-00-062-1100
NSN 5960-01-550-8038
NSN 4140-01-361-8175
NSN 4140-01-496-1001
NSN 4140-01-503-6151