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 5930-01-126-7883
NSN 6220-00-458-4633
NSN 5960-01-392-6982
NSN 6130-01-293-2513
NSN 6150-00-952-2766
NSN 6645-01-188-2918
NSN 6220-01-044-5552
NSN 5950-01-509-6293
NSN 5996-00-151-4462
NSN 5960-00-539-7914
NSN 6685-01-587-9057
NSN 5975-00-677-4345