For tri-tec corp
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 2925-01-327-3069
NSN 5960-01-248-4743
NSN 6130-01-573-0534
NSN 5996-00-811-8120
NSN 5920-00-078-2132
NSN 6685-01-093-4682
NSN 6135-00-985-7845
NSN 5975-00-233-6301
NSN 6685-01-413-4632
NSN 5835-01-498-9410
NSN 6220-01-376-1608
NSN 6220-01-567-1496