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 steel, hand operated
NSN 6320-00-483-0451
NSN 5925-01-581-9584
NSN 6150-00-780-7747
NSN 6110-00-596-9124
NSN 6220-00-232-4436
NSN 6685-01-307-4879
NSN 6220-01-128-0087
NSN 5960-01-121-1054
NSN 4140-01-604-7400
NSN 5920-01-456-2803
NSN 6110-00-900-3970
NSN 6220-00-149-0977