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 5905-01-133-1049
NSN 6240-01-390-2597
NSN 6135-01-616-3510
NSN 5960-00-221-9614
NSN 5895-00-203-2379
NSN 5975-00-364-6919
NSN 5990-01-157-0441
NSN 6105-01-525-2578
NSN 6320-00-857-4073
NSN 6685-00-729-5170
NSN 6220-01-042-4613
NSN 5935-01-502-8743