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 6620-01-458-8074
NSN 5905-00-411-2168
NSN 6645-01-589-0983
NSN 6130-01-050-1839
NSN 6610-01-199-0499
NSN 4140-00-679-9512
NSN 5965-01-569-3332
NSN 6650-00-131-0812
NSN 6620-01-446-6571
NSN 6650-01-412-1040
NSN 6610-00-802-3465
NSN 5915-01-512-8026