The end connection identified above as the second end is the valve inlet
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 5910-01-510-4627
NSN 6145-01-463-9205
NSN 6110-01-555-8410
NSN 5835-01-441-4746
NSN 5835-01-185-1102
NSN 6240-00-899-6990
NSN 5895-00-202-4961
NSN 5905-01-304-4326
NSN 6320-01-155-8295
NSN 5990-01-272-4091
NSN 2925-00-870-2372
NSN 5999-01-197-6952