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 5950-00-607-3336
NSN 5996-00-706-9390
NSN 5905-01-285-5578
NSN 6645-01-357-7750
NSN 5920-01-644-5445
NSN 6130-00-037-9625
NSN 5990-00-775-2637
NSN 6130-00-477-3711
NSN 6105-00-255-5927
NSN 6645-01-023-8020
NSN 5985-01-373-6492
NSN 5910-01-364-0513