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 5935-00-073-2313
NSN 5935-00-892-8682
NSN 6135-00-983-9187
NSN 5925-01-532-1918
NSN 6620-01-428-3930
NSN 5960-01-495-0859
NSN 6685-00-308-4204
NSN 6320-01-353-9753
NSN 5990-01-259-7138
NSN 6645-01-609-7365
NSN 5985-01-074-7877
NSN 5998-01-252-0314