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 6645-01-274-8770
NSN 6105-00-406-9545
NSN 7035-00-541-8516
NSN 6130-01-257-6479
NSN 2925-01-464-3093
NSN 6650-00-216-6365
NSN 5910-01-455-8009
NSN 6685-00-050-1353
NSN 6220-00-358-9580
NSN 4140-01-375-7089
NSN 6130-01-319-7176
NSN 4140-01-645-4628