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 5990-00-477-1362
NSN 6150-01-467-0732
NSN 5985-01-004-6021
NSN 5930-00-086-1723
NSN 5855-01-561-0057
NSN 5855-01-372-9728
NSN 6220-01-530-0446
NSN 5905-00-528-9975
NSN 4140-01-431-6543
NSN 5945-01-532-0620
NSN 6130-01-602-2031
NSN 6240-00-715-1046