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 6220-00-912-8959
NSN 6620-01-616-3303
NSN 5905-00-041-6524
NSN 6135-01-581-1039
NSN 6320-01-519-8767
NSN 5990-00-832-2557
NSN 7035-00-535-8109
NSN 5835-00-391-5773
NSN 4140-00-368-4261
NSN 6650-00-759-7777
NSN 6620-00-290-6505
NSN 6650-00-831-5532