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 6320-01-134-5255
NSN 5950-01-428-7776
NSN 2925-01-629-4600
NSN 6610-01-588-9431
NSN 6135-00-932-3136
NSN 5855-01-484-9948
NSN 5915-01-137-1392
NSN 6685-01-418-0925
NSN 6110-01-596-8653
NSN 6240-00-170-5302
NSN 6650-01-555-8819
NSN 6110-01-263-0100