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 5975-01-445-4199
NSN 5975-01-479-5281
NSN 5990-01-161-4625
NSN 4140-00-272-6538
NSN 6130-00-726-4509
NSN 5985-01-381-6341
NSN 5905-01-307-0621
NSN 6620-00-322-2832
NSN 5996-01-351-6181
NSN 5985-01-410-7826
NSN 4140-00-198-4961
NSN 5835-01-301-0022