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 6145-00-700-7910
NSN 5945-00-269-5375
NSN 6650-01-147-0288
NSN 6145-01-401-3713
NSN 5835-01-555-8963
NSN 6240-00-361-1421
NSN 5999-00-868-6756
NSN 5990-01-650-9034
NSN 5975-01-429-8205
NSN 6150-00-250-1031
NSN 5925-01-225-0614
NSN 6220-00-190-2000