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 6130-00-259-1697
NSN 5960-01-564-5044
NSN 5915-01-138-8355
NSN 6110-01-088-7198
NSN 5998-00-248-7472
NSN 6130-01-462-9625
NSN 6135-01-167-7604
NSN 5930-00-553-1680
NSN 6130-01-183-5604
NSN 5960-01-426-4242
NSN 5950-00-754-5942
NSN 2925-00-654-3206