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 6145-01-383-6144
NSN 6610-01-412-5776
NSN 5920-01-302-7848
NSN 6240-00-456-2578
NSN 6685-01-126-0446
NSN 5975-01-379-5050
NSN 6220-01-579-3138
NSN 5960-00-710-9818
NSN 5925-01-434-4837
NSN 7035-00-731-8729
NSN 5910-00-822-5826
NSN 6240-01-369-6464