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 materials other than copper, iron or steel
NSN 6130-01-450-8072
NSN 5985-01-634-0635
NSN 5998-01-547-6317
NSN 6135-00-497-0491
NSN 6220-01-521-2720
NSN 5998-00-349-2294
NSN 6610-01-580-0766
NSN 5990-01-411-5930
NSN 5935-00-753-7895
NSN 5925-00-859-5095
NSN 6135-01-428-8821
NSN 6135-01-038-6225