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 5905-00-237-0435
NSN 6320-01-111-8851
NSN 6150-01-481-7281
NSN 6105-00-581-9479
NSN 6645-01-519-2732
NSN 6150-00-647-3285
NSN 5990-00-513-5328
NSN 6320-00-731-6134
NSN 6145-01-490-3828
NSN 6645-01-470-9599
NSN 5835-00-896-0063
NSN 5945-01-131-0455