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 6240-01-420-1667
NSN 5998-01-431-7734
NSN 6320-01-119-3935
NSN 5998-01-146-7014
NSN 5965-00-170-5254
NSN 5945-00-373-3755
NSN 5965-00-102-3803
NSN 4140-01-613-4492
NSN 5950-01-590-5506
NSN 5930-01-213-8850
NSN 5925-00-109-1793
NSN 5999-00-529-0157