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 5975-00-186-8884
NSN 6320-01-652-3806
NSN 6320-00-343-1798
NSN 6320-01-608-1935
NSN 6650-01-229-4224
NSN 5990-00-150-6979
NSN 6150-01-378-7994
NSN 5999-00-157-1284
NSN 5998-01-581-5322
NSN 5990-01-364-8405
NSN 5915-01-430-3958
NSN 5999-01-149-3583