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 5925-00-893-1425
NSN 5996-01-383-7298
NSN 5910-01-479-0182
NSN 5996-01-446-5097
NSN 5998-00-607-9921
NSN 5935-00-224-1047
NSN 6220-00-251-5600
NSN 6135-01-546-3260
NSN 6320-00-731-6134
NSN 5965-01-063-7894
NSN 5975-00-802-4169
NSN 4140-00-878-1222