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 5990-00-578-8850
NSN 5990-00-965-0495
NSN 6135-01-301-8776
NSN 6150-00-476-9643
NSN 5999-00-761-0259
NSN 5960-01-506-7039
NSN 6620-01-578-7561
NSN 6130-01-467-8629
NSN 6135-00-152-8729
NSN 6105-00-931-8036
NSN 5930-00-929-4827
NSN 5930-01-364-3110