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 5999-01-339-1325
NSN 5855-00-944-0949
NSN 5999-00-243-8762
NSN 6220-00-541-8515
NSN 7035-01-226-8894
NSN 5920-00-930-1212
NSN 6130-01-380-4268
NSN 5965-01-314-7333
NSN 5920-01-501-5961
NSN 5960-01-462-1864
NSN 6150-00-155-3578
NSN 6650-01-122-0169