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 4140-01-179-8299
NSN 5920-01-371-3112
NSN 5905-01-300-3970
NSN 6320-01-547-2743
NSN 5996-00-126-4786
NSN 5925-00-113-5066
NSN 6240-00-169-6408
NSN 5920-00-554-0437
NSN 5998-01-590-1631
NSN 5950-00-643-4023
NSN 5990-01-128-3758
NSN 6145-00-910-8847