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 6145-00-669-6795
NSN 6650-01-519-9165
NSN 5965-01-471-2865
NSN 7035-01-548-1483
NSN 5950-01-431-4604
NSN 6145-00-283-7641
NSN 5999-01-607-6418
NSN 5925-01-634-0664
NSN 5985-01-589-5471
NSN 7035-01-658-1623
NSN 5975-01-382-5787
NSN 6610-00-099-4096