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 5930-01-135-8702
NSN 5925-01-123-8496
NSN 6620-00-719-4915
NSN 2925-01-222-7764
NSN 5999-01-465-9635
NSN 6320-01-054-3046
NSN 6320-01-202-8761
NSN 6220-01-401-5337
NSN 5945-01-481-0036
NSN 5930-01-309-2984
NSN 5945-01-448-0190
NSN 5895-01-421-2690