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 6110-00-153-0936
NSN 5915-00-118-3955
NSN 6220-01-595-9698
NSN 5945-01-486-2180
NSN 5999-00-256-9366
NSN 6135-01-190-2628
NSN 6150-01-634-0575
NSN 5950-01-030-4323
NSN 5965-01-432-1452
NSN 5915-00-848-7966
NSN 5945-01-598-2479
NSN 4140-00-036-2851