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 steel
NSN 4140-01-438-9589
NSN 5835-01-020-0050
NSN 5960-01-529-8797
NSN 7035-01-363-4540
NSN 5835-01-571-4083
NSN 5915-00-885-0335
NSN 5925-01-527-2889
NSN 5915-01-358-7346
NSN 5985-01-556-3668
NSN 6320-01-631-7828
NSN 6320-01-259-2604
NSN 6145-01-468-6252