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 6645-01-308-5729
NSN 6240-01-373-2688
NSN 5915-01-011-4391
NSN 6220-01-363-8877
NSN 6105-00-809-7509
NSN 6645-01-550-9669
NSN 6220-00-541-8515
NSN 5935-00-632-3664
NSN 5895-01-136-0817
NSN 5905-01-117-9517
NSN 6110-01-563-4636
NSN 5895-01-277-4305