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 copper, hand operated, having a pressure rating of 850 kpa or over
NSN 6645-01-256-9696
NSN 5950-01-640-6863
NSN 6145-00-648-2726
NSN 6240-00-773-2872
NSN 5945-01-356-0468
NSN 6610-00-326-9065
NSN 6685-01-004-0076
NSN 6650-00-144-4555
NSN 6645-01-398-6841
NSN 5905-01-513-9737
NSN 6240-01-265-0960
NSN 7035-01-461-9726