This check valve has seal-lok connections. The outside of connection nut is hex shaped. Three (3) of these check valves required per each assembly.
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 6610-01-557-1486
NSN 6620-01-012-2852
NSN 6220-01-132-8913
NSN 5925-00-130-2586
NSN 5935-00-039-8966
NSN 5998-01-634-0604
NSN 5910-01-449-3132
NSN 4140-01-142-1225
NSN 5895-00-270-6595
NSN 5985-00-890-7056
NSN 5996-00-213-7121
NSN 5985-01-340-5879