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 5925-00-536-7651
NSN 5998-01-451-6960
NSN 5998-01-550-3461
NSN 5998-00-173-7994
NSN 5999-00-376-4477
NSN 6685-01-226-4068
NSN 5950-00-932-3232
NSN 4140-01-065-8148
NSN 5835-01-431-6877
NSN 5950-01-227-4655
NSN 6620-01-434-3675
NSN 7035-01-574-0062