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 5985-01-628-7249
NSN 6105-01-534-9212
NSN 7035-01-458-3532
NSN 6645-00-337-3638
NSN 6620-01-446-7868
NSN 5998-01-423-9323
NSN 5910-01-012-3054
NSN 5945-00-129-6208
NSN 6645-00-832-1609
NSN 5835-00-460-5750
NSN 5945-00-042-3455
NSN 5996-01-390-5010