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 6650-00-495-8710
NSN 6220-00-886-4717
NSN 6130-01-487-1611
NSN 6645-01-225-8106
NSN 5950-01-610-2068
NSN 5930-01-180-0439
NSN 6145-01-558-3171
NSN 5999-00-069-4999
NSN 6620-01-284-6526
NSN 5895-01-264-0416
NSN 5905-01-652-0192
NSN 5895-00-785-1966