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 5990-01-238-1975
NSN 6650-01-382-7842
NSN 6145-00-167-7505
NSN 6650-01-393-4152
NSN 5925-01-145-5484
NSN 5999-00-807-3775
NSN 6150-00-707-3950
NSN 5855-01-047-9267
NSN 5930-00-819-0456
NSN 5935-00-764-4551
NSN 5910-01-172-6628
NSN 5895-01-174-0850