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 5996-00-945-6767
NSN 5999-01-270-3957
NSN 6105-01-426-3174
NSN 5920-01-412-3404
NSN 6620-00-538-8746
NSN 5910-00-209-6243
NSN 6135-01-116-3385
NSN 5855-01-472-3963
NSN 5945-00-203-5925
NSN 5920-01-432-6620
NSN 2925-01-629-6978
NSN 5925-01-577-2309