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 4140-00-913-9374
NSN 5855-01-369-5037
NSN 5998-00-141-6133
NSN 6145-01-261-5150
NSN 5855-01-040-3882
NSN 6130-00-569-2408
NSN 5965-01-649-6410
NSN 5935-00-448-2461
NSN 6650-01-630-3410
NSN 5998-00-526-9253
NSN 6645-00-292-5053
NSN 5990-00-007-5170