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 5960-00-917-5099
NSN 6685-01-442-0893
NSN 6135-01-136-8306
NSN 5975-01-210-4431
NSN 5998-00-221-3216
NSN 5996-00-054-4628
NSN 5920-01-421-4930
NSN 5950-00-565-2687
NSN 5935-01-138-1494
NSN 4140-01-194-8291
NSN 5855-00-057-6900
NSN 4140-01-585-1570