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 6620-00-431-3837
NSN 5915-01-535-1185
NSN 5920-00-384-8926
NSN 5835-01-510-1873
NSN 6240-00-514-3507
NSN 5930-00-377-4916
NSN 5920-00-366-0111
NSN 5999-00-793-4273
NSN 6220-01-364-6950
NSN 6220-01-224-6415
NSN 6220-00-269-4556
NSN 5930-01-482-0584