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 6620-01-442-7951
NSN 4140-00-068-8136
NSN 5855-01-112-7725
NSN 6145-01-510-8667
NSN 6650-00-419-4863
NSN 5965-00-405-3793
NSN 6110-00-856-0048
NSN 5996-01-422-3087
NSN 5895-01-549-6970
NSN 7035-01-443-3052
NSN 6685-01-085-5977
NSN 5895-00-285-6622