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 5996-01-576-9852
NSN 5985-01-622-7265
NSN 5835-01-553-4894
NSN 2925-00-246-3077
NSN 5905-00-554-4325
NSN 6135-00-990-1822
NSN 5999-01-188-7225
NSN 5910-00-052-1530
NSN 5925-00-290-4451
NSN 6220-01-261-4888
NSN 4140-00-434-5001
NSN 5835-00-835-7838