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 5930-01-237-7191
NSN 6685-01-460-5031
NSN 6150-01-602-5887
NSN 4140-01-463-8749
NSN 5910-00-816-9842
NSN 6130-01-083-5205
NSN 5990-01-516-9665
NSN 6135-00-660-8654
NSN 6685-01-252-9470
NSN 6135-00-542-6216
NSN 6650-01-290-4001
NSN 6150-00-583-9878