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 5935-00-581-4181
NSN 6220-00-592-0268
NSN 5935-00-175-8727
NSN 6150-01-542-8236
NSN 6220-01-141-0908
NSN 5930-01-608-5614
NSN 6320-00-382-7825
NSN 5990-00-155-2306
NSN 4140-00-518-2744
NSN 5998-00-647-1225
NSN 5996-01-170-1915
NSN 6240-01-266-3655