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 6685-01-519-9250
NSN 5895-01-487-6952
NSN 5910-00-932-3229
NSN 6220-01-141-2363
NSN 4140-01-118-2619
NSN 7035-01-551-9668
NSN 6240-01-217-5876
NSN 5930-00-396-0075
NSN 6620-00-930-5680
NSN 2925-00-118-4887
NSN 6320-01-021-6633
NSN 7035-01-296-4737