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 6610-00-727-0882
NSN 6130-01-173-4014
NSN 5930-01-214-0587
NSN 5996-00-035-5624
NSN 5945-01-492-1056
NSN 6320-01-064-0372
NSN 5930-01-554-9615
NSN 6145-01-374-7113
NSN 5935-01-553-6587
NSN 6620-01-152-0936
NSN 5855-00-821-7512
NSN 5925-01-409-2616