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 6130-01-155-8308
NSN 4140-01-168-1584
NSN 6135-00-299-6918
NSN 5930-00-283-4236
NSN 5855-01-147-6024
NSN 5960-00-368-4084
NSN 5920-01-290-3771
NSN 5920-01-270-2171
NSN 6650-01-367-2949
NSN 2925-01-099-6149
NSN 7035-00-421-8710
NSN 6610-01-408-9557