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 steel
NSN 5915-01-062-0592
NSN 5998-01-070-2050
NSN 6240-01-552-3763
NSN 5996-01-352-4904
NSN 6220-01-448-3241
NSN 6110-01-291-7039
NSN 5945-01-469-9919
NSN 6685-01-582-2487
NSN 6650-01-599-2981
NSN 5920-01-341-5616
NSN 6620-01-263-6697
NSN 6150-00-518-1402