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 6650-01-289-0524
NSN 6135-01-263-4073
NSN 6130-01-634-0603
NSN 5990-00-548-6163
NSN 5905-00-324-7278
NSN 6105-00-083-8619
NSN 6130-01-391-7765
NSN 6130-01-284-0269
NSN 5835-01-123-8305
NSN 5965-01-437-9721
NSN 6240-01-497-3085
NSN 6320-01-280-1014