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 6145-00-069-8964
NSN 2925-01-510-9378
NSN 6105-01-400-0895
NSN 6145-00-900-5798
NSN 6110-01-443-3785
NSN 5930-01-170-5496
NSN 6685-01-367-3675
NSN 5930-01-398-6522
NSN 7035-00-890-7649
NSN 5985-01-361-7736
NSN 5925-00-104-8310
NSN 5930-01-199-3820