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 5996-01-574-7325
NSN 5965-00-454-8706
NSN 5910-01-330-4774
NSN 5990-00-860-9207
NSN 6135-01-505-1293
NSN 6620-01-452-8418
NSN 5975-00-481-9094
NSN 5999-01-024-9547
NSN 6320-01-476-7702
NSN 5855-01-599-8923
NSN 6650-01-437-9557
NSN 6150-01-268-6127