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 2925-00-373-8837
NSN 6320-00-149-7570
NSN 5990-00-518-3195
NSN 5945-00-683-2914
NSN 5930-01-214-8687
NSN 5999-01-455-1651
NSN 5855-01-501-5683
NSN 6610-01-060-7626
NSN 5915-00-495-8414
NSN 5915-00-660-9207
NSN 6650-01-231-6728
NSN 5999-01-100-3665