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 5910-01-218-4366
NSN 6685-01-053-4337
NSN 5930-00-721-4305
NSN 6685-00-261-9858
NSN 5998-00-673-8570
NSN 5996-01-514-9292
NSN 6620-00-251-0569
NSN 6145-01-083-7299
NSN 5999-01-332-6655
NSN 5965-01-453-7504
NSN 5950-01-389-0228
NSN 6150-00-069-0712