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 5910-01-146-5438
NSN 6135-00-767-0331
NSN 6610-01-314-3659
NSN 4140-01-089-8004
NSN 6220-00-471-4011
NSN 6130-01-649-1562
NSN 2925-00-767-4245
NSN 5905-01-074-6369
NSN 5935-00-215-4959
NSN 5915-00-968-7515
NSN 5999-00-921-4967
NSN 5935-01-294-6698