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 6650-01-642-7911
NSN 6610-01-187-1748
NSN 5895-01-109-2599
NSN 5985-01-385-4291
NSN 5915-01-067-9129
NSN 6610-00-809-5572
NSN 5945-01-227-5095
NSN 5945-01-154-2121
NSN 5985-01-365-4555
NSN 6110-01-433-1112
NSN 2925-01-161-7440
NSN 5985-00-679-0722