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 5990-00-314-3522
NSN 6240-01-288-7228
NSN 4140-00-764-1005
NSN 6610-01-442-3509
NSN 5855-01-233-2767
NSN 5945-01-214-3454
NSN 5985-00-584-1989
NSN 6620-01-656-1896
NSN 5990-01-084-8330
NSN 5935-01-153-7353
NSN 6650-00-136-6003
NSN 5935-01-567-5794