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 6135-01-381-4675
NSN 7035-00-529-3128
NSN 6145-01-015-4520
NSN 6150-00-427-9057
NSN 5998-01-618-2981
NSN 4140-01-171-0175
NSN 5855-00-149-0766
NSN 5975-00-079-0022
NSN 6130-01-261-6682
NSN 6145-00-301-9124
NSN 6620-00-202-5122
NSN 6610-00-083-6499