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 5920-00-539-4168
NSN 5915-01-397-4993
NSN 5920-01-208-6416
NSN 5855-01-236-9645
NSN 5915-00-074-4387
NSN 5975-01-496-4937
NSN 5855-01-038-2189
NSN 5925-01-431-0405
NSN 5930-00-391-6323
NSN 6110-00-064-7005
NSN 6145-01-312-4990
NSN 6150-00-964-4054