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 5945-00-389-7948
NSN 5905-00-928-3233
NSN 5999-00-123-2245
NSN 6150-01-040-0708
NSN 6685-01-338-6131
NSN 6220-01-599-9098
NSN 5910-00-419-3742
NSN 5985-01-181-4837
NSN 6620-01-574-6774
NSN 6645-01-145-7357
NSN 5905-00-549-7692
NSN 6150-01-461-2216