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 5855-01-020-7982
NSN 5999-00-449-7039
NSN 5915-00-946-7769
NSN 6610-00-060-0871
NSN 6320-00-593-0379
NSN 5925-01-076-4458
NSN 6645-00-615-8246
NSN 2925-00-343-3235
NSN 6650-01-658-7194
NSN 5960-01-434-5539
NSN 5910-00-463-6939
NSN 5960-01-254-3541