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 4140-01-500-3107
NSN 5915-01-308-4623
NSN 5930-01-391-1529
NSN 6105-01-112-2308
NSN 6620-00-398-0320
NSN 6240-01-304-6355
NSN 5855-00-688-9954
NSN 5925-01-336-7583
NSN 6685-00-218-1229
NSN 6150-01-556-6438
NSN 5965-01-153-1965
NSN 6220-01-088-6604