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 4140-01-200-3265
NSN 5920-00-581-9471
NSN 5855-01-422-6776
NSN 6145-01-293-1823
NSN 6320-01-558-8844
NSN 6145-00-275-4046
NSN 2925-00-983-7521
NSN 6650-00-751-9958
NSN 6145-00-789-0844
NSN 5985-01-294-0822
NSN 5905-01-543-5676
NSN 6685-01-598-8829