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 6645-01-308-2260
NSN 5835-01-612-4753
NSN 6130-00-858-0892
NSN 5990-00-033-8128
NSN 5920-00-847-6370
NSN 5905-00-887-6128
NSN 5855-01-372-9728
NSN 6220-00-235-3565
NSN 4140-01-490-3752
NSN 6620-00-369-9481
NSN 6320-01-415-0953
NSN 5990-01-499-6930