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 5910-01-441-2301
NSN 6150-00-188-2958
NSN 4140-01-368-3538
NSN 5925-01-508-9774
NSN 2925-01-298-2674
NSN 5925-01-317-0492
NSN 6240-00-312-0636
NSN 5960-01-386-3855
NSN 5965-01-189-4805
NSN 5985-01-042-2950
NSN 6105-01-073-0611
NSN 7035-01-364-0286