Class 150
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 6130-01-342-0864
NSN 5935-00-164-1928
NSN 4140-01-418-0831
NSN 5998-01-461-3921
NSN 5935-01-513-2626
NSN 6620-01-578-1984
NSN 5945-01-449-6852
NSN 6620-01-415-5803
NSN 5950-01-592-3145
NSN 6135-01-421-3189
NSN 5998-01-409-2874
NSN 6150-01-036-7247