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 5965-01-089-8579
NSN 6240-01-647-6751
NSN 5975-01-412-2120
NSN 6105-00-701-2081
NSN 4140-00-892-5952
NSN 5985-01-534-7913
NSN 6130-01-559-6467
NSN 6220-01-297-3218
NSN 5950-01-151-5100
NSN 5996-01-267-8082
NSN 5960-00-840-7103
NSN 6150-00-833-8148