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 5930-01-040-0365
NSN 5930-01-517-4908
NSN 6610-01-247-6374
NSN 5920-01-031-7891
NSN 5985-00-578-7740
NSN 5920-00-753-5113
NSN 6620-00-928-4612
NSN 5920-01-296-5461
NSN 6240-01-569-4072
NSN 5915-00-383-1471
NSN 6650-01-190-7050
NSN 5975-00-233-6301