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 5915-01-543-2629
NSN 5835-00-814-1359
NSN 5975-01-474-9253
NSN 6320-01-355-3998
NSN 5990-01-378-7349
NSN 5915-01-278-5929
NSN 6610-00-042-8461
NSN 5975-01-324-7942
NSN 6220-01-480-7965
NSN 5910-01-543-6551
NSN 6650-01-380-7562
NSN 6220-01-224-6415