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 6105-01-605-5799
NSN 5999-01-653-4921
NSN 5975-01-193-4104
NSN 5945-01-101-2286
NSN 6150-01-334-1111
NSN 5905-01-418-5843
NSN 5920-01-180-5440
NSN 5998-01-017-1390
NSN 6150-00-956-2276
NSN 5999-01-311-8879
NSN 5935-01-603-6971
NSN 4140-00-690-5288