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 5925-01-329-9472
NSN 6110-01-086-1409
NSN 6645-00-573-0572
NSN 5835-01-469-6706
NSN 6620-01-531-3250
NSN 5965-01-103-0398
NSN 6610-01-584-4787
NSN 6130-01-025-4986
NSN 6610-01-502-5952
NSN 5960-01-142-1995
NSN 5960-01-353-5947
NSN 5935-01-051-4091