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 4140-01-426-8428
NSN 5960-01-285-8484
NSN 5998-01-511-6275
NSN 6240-01-627-4142
NSN 5996-01-327-5071
NSN 4140-01-649-6071
NSN 5965-00-252-0803
NSN 5895-01-420-8263
NSN 2925-01-004-1683
NSN 6320-00-790-4844
NSN 5905-01-606-7783
NSN 5930-00-252-4959