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 6610-00-240-5437
NSN 5920-00-959-5664
NSN 6105-01-569-0750
NSN 6645-00-940-0774
NSN 6240-00-811-2777
NSN 6135-01-089-4888
NSN 5960-00-256-0001
NSN 6105-01-069-3966
NSN 6650-01-263-5412
NSN 5920-01-160-9260
NSN 5935-01-406-7168
NSN 5975-01-615-5664