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 5920-01-250-1299
NSN 5905-00-665-2215
NSN 6150-01-409-0853
NSN 5935-01-133-6642
NSN 6135-00-505-0679
NSN 6650-01-478-7301
NSN 5965-00-529-0602
NSN 7035-00-215-3272
NSN 6610-01-646-9101
NSN 5920-01-235-9522
NSN 5990-01-336-3976
NSN 6610-01-032-2890