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 6620-01-290-2973
NSN 5996-00-146-9746
NSN 6150-01-517-5047
NSN 5895-01-047-0939
NSN 6320-01-399-6177
NSN 6110-00-015-7688
NSN 6240-00-686-5345
NSN 5855-00-198-3197
NSN 5855-01-522-0723
NSN 6320-00-931-4855
NSN 6620-01-067-5670
NSN 5925-01-246-4520