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 6650-01-419-7567
NSN 5985-01-521-3988
NSN 5905-01-459-1256
NSN 5935-00-450-2011
NSN 7035-01-182-1086
NSN 5960-01-389-9941
NSN 5895-01-319-1296
NSN 5925-01-432-1698
NSN 6320-01-476-7702
NSN 5999-01-386-3616
NSN 7035-01-240-9732
NSN 6105-01-592-5516