A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.
Classification: Butterfly type taps, cocks and valves of steel, hand operated
NSN 5999-01-256-6762
NSN 5965-00-078-7615
NSN 5925-01-456-0763
NSN 5950-00-499-3861
NSN 5985-01-422-1552
NSN 6130-00-009-9082
NSN 6610-01-006-3255
NSN 6220-01-340-9278
NSN 6610-01-231-9283
NSN 5935-01-264-8142
NSN 5945-01-141-9308
NSN 5975-01-200-2845