Y swing check type
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 copper having a pressure rating of 850 kpa or over
NSN 5905-01-338-9304
NSN 5895-00-844-2954
NSN 7035-01-445-3563
NSN 5935-01-171-4384
NSN 5925-00-646-3137
NSN 6685-01-607-1192
NSN 6650-00-603-3296
NSN 4140-01-518-8170
NSN 5996-01-359-3775
NSN 5835-01-108-4980
NSN 6105-00-702-3889
NSN 5930-01-024-9456