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 5910-00-858-8865
NSN 6610-00-939-6510
NSN 4140-01-481-6833
NSN 5996-01-226-0606
NSN 2925-01-037-5383
NSN 5915-00-841-6918
NSN 5895-00-953-9424
NSN 2925-01-532-8445
NSN 6650-01-465-5362
NSN 7035-00-445-9657
NSN 6110-00-257-1446
NSN 5999-01-269-0333