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 2925-01-556-0333
NSN 6105-01-067-4739
NSN 6320-01-365-2701
NSN 5895-00-269-3848
NSN 5996-01-055-6847
NSN 5998-00-920-3063
NSN 2925-01-118-5191
NSN 6610-00-236-7175
NSN 5910-00-837-6843
NSN 5999-00-113-9325
NSN 6240-01-144-5898
NSN 5985-01-634-0635