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 5895-01-117-2481
NSN 5930-01-312-5760
NSN 6105-01-268-2290
NSN 6620-01-421-3370
NSN 5905-00-038-1399
NSN 4140-01-065-8148
NSN 5935-01-550-2453
NSN 6110-01-351-4527
NSN 6110-01-449-5149
NSN 5990-01-302-3733
NSN 2925-01-516-5113
NSN 2925-01-463-8856