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 6650-00-253-9195
NSN 5855-01-397-6300
NSN 6145-01-552-2280
NSN 5960-01-142-1995
NSN 4140-00-067-7460
NSN 5915-01-011-6157
NSN 6220-01-525-8719
NSN 5855-01-359-8592
NSN 6110-01-568-1495
NSN 5990-01-257-2476
NSN 6135-01-484-8637
NSN 6105-01-174-6697