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 5990-01-042-8524
NSN 5998-01-325-7045
NSN 6110-01-522-6086
NSN 6240-01-025-0355
NSN 4140-00-960-8222
NSN 4140-01-480-8634
NSN 5999-01-110-2336
NSN 6150-01-050-1662
NSN 5960-01-347-6791
NSN 6105-00-959-5468
NSN 5965-00-680-9749
NSN 5835-01-574-9268