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 6620-01-532-0329
NSN 5945-01-249-2725
NSN 6110-00-957-3939
NSN 5996-00-118-4137
NSN 6150-00-945-7090
NSN 6220-01-075-6547
NSN 6220-01-461-2910
NSN 6610-01-222-0582
NSN 6220-01-399-0633
NSN 5930-01-410-7689
NSN 5925-00-777-4083
NSN 5855-01-098-9038