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 5915-00-681-9233
NSN 6650-00-390-3568
NSN 6135-00-906-0984
NSN 5960-00-005-7132
NSN 6150-00-497-3710
NSN 6610-01-328-9088
NSN 6610-01-496-1806
NSN 5990-01-206-3606
NSN 5998-01-140-4494
NSN 5950-01-067-0029
NSN 5990-01-336-3976
NSN 6135-01-515-6600