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 5975-01-312-4136
NSN 5895-00-186-4929
NSN 5950-01-558-3118
NSN 5990-01-205-5937
NSN 5835-00-222-3956
NSN 5905-00-089-2594
NSN 5915-01-429-0874
NSN 6240-01-183-5425
NSN 5915-01-229-6961
NSN 5855-00-135-9064
NSN 6135-01-120-9812
NSN 4140-01-422-2618