A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5990-01-272-4091
NSN 5835-00-221-6628
NSN 5925-00-186-8669
NSN 5990-00-357-8103
NSN 6105-00-018-0735
NSN 5945-01-472-0580
NSN 5950-00-925-9391
NSN 6685-01-199-5911
NSN 6135-01-111-1495
NSN 6320-01-358-0141
NSN 5915-01-513-9122
NSN 5965-01-611-0131