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 5930-00-133-1576
NSN 6650-01-353-9299
NSN 5998-01-517-8735
NSN 6150-00-449-7862
NSN 5920-00-189-0858
NSN 5985-01-461-7717
NSN 5975-00-924-8081
NSN 5950-01-255-6177
NSN 5855-01-384-7120
NSN 5915-01-239-4435
NSN 6135-01-424-1114
NSN 6685-01-484-7934