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 6610-01-593-0135
NSN 6110-00-122-2417
NSN 6105-01-389-6772
NSN 6130-01-420-7339
NSN 5855-01-208-1471
NSN 6130-01-564-8418
NSN 5945-00-990-0283
NSN 6610-01-045-1823
NSN 5855-01-605-8473
NSN 5925-01-152-1188
NSN 6645-01-578-7959
NSN 5925-00-977-5843