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 6220-01-394-5263
NSN 5965-00-809-4903
NSN 4140-01-202-8670
NSN 5915-01-280-9783
NSN 5920-00-579-2286
NSN 5895-01-180-1452
NSN 5985-01-386-5898
NSN 6150-01-460-7504
NSN 6220-01-254-7921
NSN 5915-01-254-1087
NSN 5935-01-168-7921
NSN 6620-01-149-2842