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 6145-01-519-1837
NSN 5945-00-957-2521
NSN 5950-01-332-1929
NSN 6320-01-352-5653
NSN 4140-01-346-2965
NSN 5920-00-888-7737
NSN 5895-01-506-8745
NSN 6620-01-431-0706
NSN 6240-00-191-2855
NSN 5996-01-209-5886
NSN 6645-00-218-6354
NSN 6110-00-054-7278