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 iron, hand operated
NSN 6620-01-061-3497
NSN 5998-01-236-4973
NSN 5999-01-034-6788
NSN 6620-00-727-8043
NSN 6650-00-420-2640
NSN 6610-00-112-2698
NSN 6105-01-582-1634
NSN 6220-01-436-2314
NSN 6240-01-514-7114
NSN 6110-01-487-6339
NSN 5960-01-433-3928
NSN 6130-00-361-1774