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 6220-01-514-7024
NSN 6645-00-491-0462
NSN 5999-01-582-0648
NSN 6610-00-769-6826
NSN 5920-01-654-8064
NSN 6240-00-085-2663
NSN 6610-00-922-9423
NSN 5998-01-062-5819
NSN 6105-01-252-9548
NSN 5935-01-146-3448
NSN 2925-01-090-2391
NSN 5975-01-419-1218