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 6685-01-055-2777
NSN 6620-01-339-1238
NSN 5930-01-559-6079
NSN 6130-01-462-0518
NSN 7035-01-010-4257
NSN 4140-01-573-7708
NSN 5999-00-781-2976
NSN 5895-01-209-6678
NSN 5920-01-343-6838
NSN 6240-01-156-8428
NSN 6145-01-147-4968
NSN 6610-01-010-4133