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 5930-01-273-0152
NSN 5905-01-632-2535
NSN 6130-00-371-2749
NSN 5965-01-501-0514
NSN 6650-01-441-7790
NSN 5915-01-364-1093
NSN 5990-00-160-1072
NSN 5950-01-150-7212
NSN 2925-01-303-5266
NSN 5915-00-755-4181
NSN 6610-01-248-4339
NSN 6620-01-550-8573