A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Classification: Check valves of steel
NSN 6150-00-468-4413
NSN 6620-01-124-0947
NSN 5855-01-249-0717
NSN 5895-00-808-6152
NSN 5895-00-063-2191
NSN 6135-00-557-8874
NSN 5895-01-369-8180
NSN 5895-01-027-2887
NSN 6685-01-371-3050
NSN 5855-01-277-1663
NSN 6110-01-398-0212
NSN 5930-01-518-9891