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 4140-00-835-7073
NSN 6610-00-484-2662
NSN 5990-00-150-6979
NSN 6135-01-600-8345
NSN 6240-01-461-5966
NSN 5965-01-537-0023
NSN 5855-01-656-6808
NSN 4140-01-123-9149
NSN 5920-00-538-0196
NSN 5985-01-244-2476
NSN 6145-01-579-2681
NSN 6135-01-142-2417