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 5920-01-652-1179
NSN 6130-01-653-5637
NSN 5998-01-378-6197
NSN 5920-01-451-7533
NSN 5935-01-311-2308
NSN 5895-01-547-0789
NSN 5930-00-038-7775
NSN 5998-01-367-5775
NSN 6645-01-197-9090
NSN 4140-01-330-4137
NSN 6685-01-118-0689
NSN 6135-00-958-7981