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 6130-00-222-9027
NSN 5920-01-634-0250
NSN 6685-01-577-1202
NSN 5998-01-628-2438
NSN 6650-01-122-6734
NSN 5855-00-532-0025
NSN 5950-01-552-5929
NSN 5985-00-248-4978
NSN 4140-00-869-1435
NSN 5950-00-201-4311
NSN 5905-01-337-1977
NSN 6110-01-328-4009