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 6150-00-930-5662
NSN 5999-01-005-9723
NSN 6150-01-519-9309
NSN 5915-01-345-0369
NSN 5985-01-507-7261
NSN 6145-01-420-6723
NSN 6150-00-243-9531
NSN 5990-01-565-2226
NSN 6645-00-770-3742
NSN 5965-00-246-5612
NSN 6240-00-646-6931
NSN 5945-00-262-0888