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 5975-01-052-3489
NSN 5975-01-245-4804
NSN 6685-01-649-1504
NSN 6685-00-881-9576
NSN 5990-01-303-0564
NSN 5999-00-222-4570
NSN 5975-01-251-6140
NSN 6610-01-502-8868
NSN 6620-01-293-6241
NSN 6105-01-401-5361
NSN 5945-01-224-6192
NSN 5935-01-296-6264