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 6105-00-846-2686
NSN 6610-00-150-7002
NSN 6150-01-230-5522
NSN 5998-00-625-5072
NSN 6685-01-407-6445
NSN 5945-01-163-1475
NSN 5905-00-913-7457
NSN 6685-00-436-7635
NSN 6130-01-382-9352
NSN 5925-00-135-6184
NSN 5925-01-300-5835
NSN 6240-01-249-9840