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 6240-00-807-8512
NSN 6620-01-602-8402
NSN 5895-01-392-3228
NSN 5915-01-096-6264
NSN 6220-00-218-0857
NSN 6685-00-854-9169
NSN 5915-00-247-8770
NSN 5990-01-461-8969
NSN 5985-01-660-0738
NSN 6320-00-110-8005
NSN 6320-00-553-1310
NSN 6220-00-528-7752