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 6145-01-338-2895
NSN 6320-00-456-0836
NSN 5999-01-550-1326
NSN 6130-01-227-5538
NSN 6685-01-360-8296
NSN 5935-01-472-3056
NSN 5910-00-709-8851
NSN 6220-01-112-8855
NSN 6110-00-819-5768
NSN 5905-00-292-1113
NSN 5996-01-461-8320
NSN 6130-01-358-7703