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 5895-01-555-3086
NSN 5920-01-648-1983
NSN 5996-01-310-2986
NSN 5975-01-067-9134
NSN 5855-01-304-3064
NSN 5855-00-472-2055
NSN 5990-00-736-8778
NSN 6645-01-473-9179
NSN 5915-01-434-5094
NSN 6240-00-464-1874
NSN 6685-01-359-7872
NSN 5935-00-016-7365