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 6240-01-314-1359
NSN 5905-01-415-0869
NSN 5960-01-217-8928
NSN 6620-01-234-1799
NSN 6645-00-518-2068
NSN 6220-01-269-7380
NSN 6610-01-334-6569
NSN 5965-00-789-1654
NSN 5925-01-359-6329
NSN 5905-00-333-3172
NSN 5920-00-862-5820
NSN 6320-00-110-8005