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 5915-01-420-6615
NSN 6220-01-242-9901
NSN 5960-01-515-4791
NSN 6110-00-136-1427
NSN 6130-00-365-4572
NSN 5910-01-271-0920
NSN 5975-00-374-5245
NSN 6240-00-413-4577
NSN 6110-01-018-2589
NSN 6220-00-526-7639
NSN 6135-01-626-0875
NSN 5935-00-239-0410