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 5999-00-441-3561
NSN 5905-00-186-0942
NSN 5998-00-466-3142
NSN 5990-00-524-2293
NSN 6130-00-860-1076
NSN 5920-00-276-8657
NSN 5985-00-479-1295
NSN 6135-01-186-2891
NSN 5835-01-522-9881
NSN 5998-00-611-3005
NSN 6650-01-265-0650
NSN 6240-01-519-2935