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.
NSN 6650-01-329-6350
NSN 5905-00-260-0451
NSN 6130-01-222-0475
NSN 5999-00-753-7450
NSN 5999-01-196-4772
NSN 5920-00-149-1469
NSN 5985-01-122-1671
NSN 6130-01-293-8681
NSN 6320-01-162-5977
NSN 6620-01-337-0652
NSN 6150-01-260-0222
NSN 5835-01-158-6878