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 7035-01-226-2545
NSN 5990-01-334-8634
NSN 2925-01-054-3190
NSN 5985-00-204-6537
NSN 5910-01-030-0478
NSN 5998-01-166-3638
NSN 5960-00-376-5514
NSN 4140-01-110-1194
NSN 5910-01-295-6279
NSN 6240-01-204-6639
NSN 5960-01-524-8642
NSN 5975-00-472-7778