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 7035-00-140-0474
NSN 6105-01-212-1349
NSN 6650-00-764-2121
NSN 6645-01-508-8770
NSN 6145-01-579-0768
NSN 2925-01-463-3899
NSN 6650-00-115-4458
NSN 7035-00-679-9027
NSN 6240-01-188-7282
NSN 6145-00-920-1220
NSN 5935-01-210-4095
NSN 5905-01-173-1725