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 under 850 kpa
NSN 6110-00-118-6174
NSN 6150-01-461-9675
NSN 6650-00-446-8787
NSN 5990-00-605-0391
NSN 5975-01-322-5658
NSN 6650-00-279-5741
NSN 6145-01-141-6809
NSN 6685-00-362-1649
NSN 6145-00-275-4011
NSN 5920-01-233-0735
NSN 5945-01-209-3805
NSN 6620-01-508-1996