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 5950-01-163-4040
NSN 5855-01-057-7818
NSN 5996-01-231-2062
NSN 6320-01-006-6138
NSN 5835-00-518-4507
NSN 5935-01-629-1864
NSN 6620-00-273-8735
NSN 6105-01-539-7549
NSN 6645-00-907-3404
NSN 6145-00-826-3995
NSN 5996-01-177-1612
NSN 5915-01-125-1484