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 6220-01-357-3672
NSN 6610-01-468-6880
NSN 5920-01-387-0819
NSN 5985-01-381-1201
NSN 5920-00-331-0583
NSN 5935-01-457-9610
NSN 6650-01-382-8569
NSN 6320-01-325-6607
NSN 5975-00-057-6656
NSN 6110-01-210-2230
NSN 5950-00-740-8897
NSN 6105-00-089-3235