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 6610-00-346-4309
NSN 5935-00-291-4910
NSN 5855-00-494-9581
NSN 2925-01-318-8853
NSN 5930-00-500-6019
NSN 5855-00-763-2155
NSN 5935-01-501-0611
NSN 6240-01-526-1674
NSN 5920-01-229-6102
NSN 5920-00-770-2015
NSN 5855-00-327-2061
NSN 6105-00-549-2668