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 5930-00-176-4065
NSN 4140-01-454-0578
NSN 5925-00-145-9065
NSN 4140-00-972-2820
NSN 6645-01-091-8215
NSN 5945-01-640-9489
NSN 5895-01-367-6006
NSN 5996-00-196-7258
NSN 6110-01-421-2714
NSN 5999-01-094-7317
NSN 5925-01-354-3573
NSN 2925-00-513-6644