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 4140-01-353-2205
NSN 5965-01-606-6764
NSN 6650-01-457-8743
NSN 5925-01-451-3584
NSN 5935-00-881-0774
NSN 5920-01-165-5187
NSN 6240-00-954-0124
NSN 5999-00-703-0851
NSN 5935-00-673-7983
NSN 6240-01-144-5898
NSN 5895-01-127-6800
NSN 5855-01-584-1365