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 6645-00-456-0080
NSN 5935-01-412-7463
NSN 6645-01-171-4528
NSN 5855-00-973-5717
NSN 5999-00-774-7831
NSN 5905-00-917-5091
NSN 5905-01-521-4663
NSN 5990-01-459-9533
NSN 5975-00-462-9376
NSN 5975-01-170-4947
NSN 5910-01-484-3504
NSN 6240-00-170-5302