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 6620-01-448-8926
NSN 7035-01-628-0421
NSN 5945-01-515-1450
NSN 6150-01-525-7556
NSN 6220-01-179-1311
NSN 5855-00-151-3853
NSN 5895-01-657-5074
NSN 6320-01-448-1189
NSN 5950-01-035-3361
NSN 5960-01-553-4557
NSN 5930-01-468-9079
NSN 5998-00-283-9547