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 5910-01-337-7837
NSN 5960-01-331-1076
NSN 5905-00-223-9506
NSN 5990-01-584-8363
NSN 6220-01-287-6029
NSN 4140-01-020-6026
NSN 5960-00-190-0090
NSN 5996-01-090-4683
NSN 5855-01-446-9545
NSN 5930-00-274-7167
NSN 6135-01-358-7720
NSN 5950-01-335-8089