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 5945-00-679-9554
NSN 5855-01-259-8376
NSN 6105-00-596-9962
NSN 5915-01-400-6125
NSN 2925-01-351-9748
NSN 5935-00-039-5219
NSN 6320-01-089-9086
NSN 5910-01-067-9403
NSN 5905-01-525-8160
NSN 5975-00-469-9238
NSN 5945-00-156-7256
NSN 6145-00-310-2598