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 6320-00-456-2092
NSN 6620-01-327-3011
NSN 5915-00-053-1539
NSN 2925-01-123-5856
NSN 6240-01-556-7096
NSN 5985-01-141-0875
NSN 5985-00-887-2723
NSN 5925-00-443-4093
NSN 6610-01-633-8931
NSN 6610-00-674-0509
NSN 6110-00-888-3009
NSN 5895-01-547-7396