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 7035-00-055-9778
NSN 5945-00-280-7765
NSN 6620-01-212-8089
NSN 5975-01-146-4796
NSN 6620-01-352-5640
NSN 6320-01-476-7702
NSN 5965-01-387-4984
NSN 6620-01-116-0486
NSN 5835-00-461-1457
NSN 7035-01-426-4133
NSN 5965-01-453-7504
NSN 5925-01-082-0591