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 5985-01-351-5671
NSN 4140-00-618-0530
NSN 6150-01-264-9277
NSN 5935-00-932-3526
NSN 6620-01-386-5914
NSN 5835-01-509-8992
NSN 5960-01-399-4327
NSN 5935-01-192-0271
NSN 6105-01-131-9422
NSN 6220-01-472-5863
NSN 5996-00-323-0621
NSN 5915-01-386-1084