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 under 850 kpa
NSN 6145-01-141-6809
NSN 6620-00-650-4452
NSN 5985-00-246-0857
NSN 5920-01-157-9471
NSN 6150-01-461-3549
NSN 6220-01-219-9670
NSN 6650-00-299-9681
NSN 6650-01-314-8454
NSN 5895-01-539-0420
NSN 5925-00-244-0711
NSN 6240-01-527-9165
NSN 5920-01-422-6107