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 5990-01-458-9576
NSN 5920-01-395-0374
NSN 6150-00-111-4099
NSN 6685-01-110-6563
NSN 5915-01-135-0630
NSN 6220-01-146-4469
NSN 7035-00-020-2227
NSN 5985-01-127-7927
NSN 5925-01-645-4909
NSN 6620-01-293-6241
NSN 6135-01-614-1355
NSN 6645-00-948-9763