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 5935-00-266-8506
NSN 4140-01-185-3741
NSN 6620-01-391-9829
NSN 5960-00-553-7338
NSN 5945-00-734-7263
NSN 6110-01-385-4365
NSN 6150-00-845-0874
NSN 5925-01-312-8746
NSN 5950-01-026-0440
NSN 6145-01-141-6809
NSN 5996-01-124-2407
NSN 5990-01-321-2997