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 5930-01-189-1675
NSN 5998-01-273-7689
NSN 5920-00-602-1358
NSN 4140-01-243-4311
NSN 6220-01-153-1937
NSN 6110-01-395-0622
NSN 4140-01-352-2924
NSN 7035-00-079-7189
NSN 6145-01-189-3870
NSN 5910-00-353-6649
NSN 6610-00-943-5544
NSN 6145-00-275-4046