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 6620-01-348-4799
NSN 7035-01-065-8703
NSN 6240-00-224-1880
NSN 6610-01-041-1880
NSN 5999-01-190-8043
NSN 6645-00-616-1289
NSN 6610-01-500-2415
NSN 5960-00-188-8648
NSN 6105-00-042-4265
NSN 5998-01-427-8462
NSN 6105-00-235-7982
NSN 5998-01-331-0957