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 5895-01-320-4458
NSN 5855-01-444-9182
NSN 5935-01-373-1062
NSN 5915-00-518-1644
NSN 6320-00-539-9283
NSN 6150-01-512-1952
NSN 5910-00-779-8259
NSN 5960-01-032-4229
NSN 6135-01-631-2868
NSN 6650-01-453-2382
NSN 6110-01-200-5558
NSN 6150-00-985-8398