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 6220-01-359-4857
NSN 5935-00-262-1657
NSN 5985-01-318-4506
NSN 5905-01-136-5636
NSN 5990-01-129-7701
NSN 6685-01-472-2290
NSN 6240-01-521-4822
NSN 5950-00-499-8958
NSN 4140-01-579-8352
NSN 6105-00-702-5143
NSN 6620-01-602-8402
NSN 5960-01-489-1510