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 5998-01-177-2719
NSN 5965-01-381-2998
NSN 5910-00-590-6966
NSN 5998-00-918-3398
NSN 5998-01-250-1664
NSN 5999-01-007-2677
NSN 5930-00-200-9326
NSN 5855-01-147-6024
NSN 5855-01-369-4192
NSN 5855-00-879-5849
NSN 5960-01-054-9639
NSN 5915-01-069-3616