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 6645-01-276-7818
NSN 7035-00-890-7649
NSN 5855-01-440-9880
NSN 7035-01-176-4857
NSN 6320-01-399-6177
NSN 5945-01-542-1780
NSN 5920-01-554-4832
NSN 6645-01-577-5891
NSN 5895-01-114-9555
NSN 6620-01-511-8979
NSN 5920-00-990-1474
NSN 6240-01-219-7356