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 6320-01-441-2438
NSN 5999-00-035-4999
NSN 5990-00-422-2093
NSN 7035-01-507-7309
NSN 6620-00-056-9584
NSN 2925-00-038-0596
NSN 5925-00-035-8469
NSN 6105-00-065-7947
NSN 5990-00-185-5888
NSN 6145-00-851-1957
NSN 5835-00-334-6556
NSN 5835-01-085-5487