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 6240-01-234-6053
NSN 5998-01-642-0448
NSN 6685-00-858-0763
NSN 5996-01-280-9922
NSN 6610-01-589-2552
NSN 4140-00-761-7761
NSN 6320-01-607-0347
NSN 5999-01-211-6487
NSN 5915-01-505-9115
NSN 6610-01-010-3915
NSN 2925-01-157-9204
NSN 6145-01-541-9085