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 5996-01-170-1915
NSN 5835-00-624-1548
NSN 5915-01-581-9472
NSN 6240-00-351-5659
NSN 5945-01-092-6610
NSN 6130-01-243-8694
NSN 5950-00-949-7983
NSN 5985-00-116-1944
NSN 5935-00-954-3222
NSN 6135-01-100-9056
NSN 5895-01-116-2525
NSN 5960-01-173-7956