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 materials other than copper, iron or steel
NSN 5999-01-576-7987
NSN 6620-00-251-0569
NSN 6620-00-684-6771
NSN 5915-01-023-0300
NSN 5855-01-199-2046
NSN 5960-01-449-1310
NSN 5945-01-368-3736
NSN 5950-01-306-7383
NSN 5965-01-462-2291
NSN 5975-00-518-0780
NSN 6220-00-220-5617
NSN 5999-01-271-9997