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 5985-01-459-1270
NSN 6150-00-488-8915
NSN 5935-00-816-6793
NSN 5998-01-113-8808
NSN 5915-00-708-1518
NSN 5935-01-024-1904
NSN 5925-00-752-8292
NSN 2925-00-567-7172
NSN 6105-00-813-5487
NSN 5999-01-497-4664
NSN 4140-01-465-8611
NSN 5960-00-769-7629