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 5925-01-589-1911
NSN 6620-00-221-7608
NSN 6130-00-369-6637
NSN 5996-01-146-0550
NSN 5950-01-468-0948
NSN 6135-00-182-7008
NSN 5950-01-067-7400
NSN 6645-01-358-1474
NSN 5905-01-391-7789
NSN 6220-00-635-8818
NSN 6150-01-506-8303
NSN 6135-01-068-0119