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 6240-01-499-1793
NSN 5985-01-415-0274
NSN 5998-00-045-3867
NSN 5915-00-734-4399
NSN 6130-00-289-7050
NSN 5996-01-368-2906
NSN 5998-01-124-0103
NSN 6650-01-441-1258
NSN 5975-00-221-2555
NSN 5915-01-449-4950
NSN 6620-01-394-7526
NSN 5925-00-168-3786