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 5985-00-135-2238
NSN 6650-01-508-3651
NSN 6150-00-485-7290
NSN 5990-00-806-3556
NSN 6650-01-575-9936
NSN 5920-00-925-1839
NSN 6240-01-441-0027
NSN 6685-00-841-5158
NSN 5930-01-119-2206
NSN 6145-00-481-1954
NSN 6650-01-460-0330
NSN 6645-01-611-9391