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 5996-00-935-5070
NSN 6145-00-758-9884
NSN 4140-00-961-5480
NSN 5895-00-719-5864
NSN 6135-00-223-9563
NSN 5950-00-038-4303
NSN 6130-00-932-1591
NSN 6220-00-168-5756
NSN 6320-01-290-5271
NSN 6620-00-009-0904
NSN 4140-01-286-3217
NSN 4140-01-338-2154