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 6145-01-429-6813
NSN 5990-01-552-1503
NSN 2925-01-583-0736
NSN 6320-01-355-3998
NSN 6620-01-380-4882
NSN 5925-00-752-8292
NSN 5945-01-142-2182
NSN 6110-01-028-5500
NSN 5855-01-160-3802
NSN 6135-00-315-1187
NSN 5855-00-991-0096
NSN 5975-00-630-2004