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 6110-01-452-6821
NSN 5999-01-149-5826
NSN 5915-01-630-5579
NSN 6135-01-265-1384
NSN 5855-01-388-6837
NSN 5996-01-219-5091
NSN 5915-01-320-6858
NSN 5920-00-968-7478
NSN 5920-01-350-4426
NSN 5996-01-358-0418
NSN 6130-00-462-1122
NSN 6240-00-222-0276