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 5998-01-202-4666
NSN 5855-00-933-9978
NSN 4140-00-287-9199
NSN 5960-01-454-7064
NSN 6145-01-633-5266
NSN 5905-01-518-4432
NSN 6240-01-526-0833
NSN 5920-01-172-4195
NSN 5998-00-078-5635
NSN 5910-01-322-8032
NSN 5990-00-312-4036
NSN 6130-00-153-3136