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 6620-01-307-9874
NSN 5975-01-182-4046
NSN 5975-01-384-1999
NSN 6610-01-444-6813
NSN 5945-01-171-7397
NSN 5965-00-689-1545
NSN 5895-00-221-6557
NSN 5990-01-143-2518
NSN 6240-01-390-1705
NSN 5895-01-583-9990
NSN 6610-01-361-8965
NSN 5935-01-365-8186