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 5999-01-141-8344
NSN 6645-00-754-4108
NSN 5950-00-541-8789
NSN 5998-01-623-5061
NSN 5945-01-433-1926
NSN 6650-00-397-6893
NSN 5935-01-568-1963
NSN 6130-00-909-8063
NSN 6620-00-572-8787
NSN 5960-00-310-3844
NSN 6130-01-125-6544
NSN 5910-01-401-5279