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 5910-00-466-8053
NSN 5999-01-236-0971
NSN 5895-01-430-2337
NSN 6150-00-259-4632
NSN 5920-01-591-4064
NSN 6220-01-258-2568
NSN 6610-00-586-4276
NSN 5930-01-266-9792
NSN 5960-01-462-6267
NSN 6685-00-151-5257
NSN 5835-01-303-6563
NSN 6220-01-242-9901