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 5910-01-363-6330
NSN 5895-01-417-8721
NSN 5920-01-076-0148
NSN 6240-01-651-8628
NSN 5920-01-466-9498
NSN 5960-01-196-9203
NSN 5996-00-846-3300
NSN 5975-01-394-5281
NSN 6620-00-130-0815
NSN 5985-01-006-5791
NSN 5920-01-192-5166
NSN 5965-00-888-2643