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 5998-01-275-8546
NSN 5975-00-899-7952
NSN 6645-01-579-2898
NSN 5905-01-272-0443
NSN 5925-01-513-9193
NSN 6620-00-167-3825
NSN 6130-01-336-3078
NSN 2925-01-370-6898
NSN 5835-00-779-2836
NSN 5950-01-227-2466
NSN 4140-01-424-2431
NSN 6135-01-518-6581