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 5915-01-566-7954
NSN 6145-01-181-5936
NSN 6320-01-561-9011
NSN 2925-01-519-1707
NSN 6130-00-947-9232
NSN 6320-01-106-4414
NSN 6130-00-054-5080
NSN 5915-01-640-9047
NSN 5975-01-441-7064
NSN 5895-01-093-6980
NSN 6110-01-649-7327
NSN 6150-01-412-1123