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 5996-01-267-2791
NSN 5960-01-535-1743
NSN 6150-00-180-5921
NSN 5855-00-494-9581
NSN 6135-01-518-8252
NSN 5998-00-707-5781
NSN 5905-01-531-3941
NSN 6145-01-469-4254
NSN 6620-00-500-0041
NSN 6220-01-004-8909
NSN 6150-01-044-4505
NSN 5985-01-614-1968