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 4140-01-612-3630
NSN 5965-00-285-0745
NSN 6240-00-669-6652
NSN 5990-01-595-4584
NSN 6110-00-420-8305
NSN 5985-01-198-6298
NSN 5895-01-119-9585
NSN 5996-01-505-6099
NSN 6610-00-074-9586
NSN 5945-00-146-5021
NSN 6110-00-520-8442
NSN 6650-01-561-2921