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 5935-00-258-7888
NSN 6685-01-434-7903
NSN 5935-00-222-4723
NSN 5920-01-229-0623
NSN 5950-01-564-1151
NSN 6650-00-842-5463
NSN 6135-00-276-7625
NSN 6150-01-542-5915
NSN 6135-00-921-6487
NSN 5975-00-913-1894
NSN 5915-01-333-8897
NSN 5965-01-378-7335