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 6685-00-967-8353
NSN 6135-00-377-9165
NSN 4140-01-593-4538
NSN 5910-01-109-7487
NSN 6620-01-448-1423
NSN 5920-00-185-9587
NSN 5985-01-131-5219
NSN 6620-00-349-4703
NSN 6620-01-616-6008
NSN 5930-01-242-8128
NSN 6685-00-241-1043
NSN 6135-01-100-3593