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 6240-01-595-1958
NSN 5960-01-573-6483
NSN 6240-01-189-4975
NSN 5999-01-206-0411
NSN 6145-01-343-2872
NSN 5895-01-468-0322
NSN 5950-01-406-5920
NSN 4140-01-218-3391
NSN 6145-01-262-4781
NSN 5915-00-247-8770
NSN 6105-01-526-9675
NSN 6650-01-299-5454