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 6105-01-192-3049
NSN 6240-00-115-8575
NSN 6135-01-487-6275
NSN 6685-00-523-1500
NSN 6145-00-990-9700
NSN 5930-00-053-4269
NSN 6105-00-438-5039
NSN 5975-01-521-3275
NSN 5935-00-156-6834
NSN 6650-00-496-8762
NSN 5835-01-495-5986
NSN 6620-01-406-3584