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 4140-01-179-4507
NSN 5910-01-429-8685
NSN 6220-01-396-2613
NSN 5945-00-156-6679
NSN 5975-01-233-1811
NSN 5835-00-624-1548
NSN 5996-01-400-3558
NSN 6150-01-143-2154
NSN 5935-00-686-1757
NSN 5999-00-170-2798
NSN 5975-01-522-3762
NSN 5855-01-290-3248