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 5985-01-645-8975
NSN 5905-01-043-8042
NSN 6685-01-534-7192
NSN 5925-00-958-8215
NSN 5915-01-472-7169
NSN 5985-01-461-5073
NSN 5998-01-314-0606
NSN 5920-01-530-6502
NSN 2925-01-643-8395
NSN 5915-01-363-6610
NSN 6320-00-139-1090
NSN 2925-01-280-1911