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 6145-00-454-0566
NSN 6610-01-330-4903
NSN 5835-00-861-6066
NSN 5996-01-507-6746
NSN 2925-01-461-6372
NSN 5930-00-594-1836
NSN 6610-00-068-7143
NSN 6110-01-288-4221
NSN 5985-01-283-9632
NSN 6220-00-040-2094
NSN 5965-01-305-7063
NSN 5915-01-396-3000