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 5960-01-558-7787
NSN 6105-01-203-5094
NSN 5855-00-179-4468
NSN 2925-01-459-8093
NSN 5999-01-396-9380
NSN 6620-00-351-9949
NSN 7035-00-529-3128
NSN 7035-01-547-1985
NSN 6620-00-446-6866
NSN 6320-01-389-8128
NSN 5925-01-285-4704
NSN 5920-01-296-0958