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 steel
NSN 5905-00-043-2606
NSN 5990-00-409-3594
NSN 6240-01-474-3039
NSN 6220-01-364-8666
NSN 6135-01-255-9129
NSN 5960-01-605-9921
NSN 6130-01-075-6724
NSN 5998-01-259-3024
NSN 5835-01-115-6067
NSN 2925-01-208-6638
NSN 6685-00-331-1611
NSN 5835-00-683-4612