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 5945-00-644-9706
NSN 6105-00-258-9006
NSN 6135-01-351-1131
NSN 5895-01-508-4776
NSN 5990-00-140-4559
NSN 5910-01-266-3058
NSN 5905-01-063-0629
NSN 6610-00-827-8959
NSN 6620-00-720-3278
NSN 5975-01-076-6137
NSN 5855-00-337-3679
NSN 5935-01-300-7378