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 6650-01-337-0618
NSN 5835-00-695-9543
NSN 6150-01-030-2461
NSN 5990-00-816-6895
NSN 6685-00-880-4912
NSN 2925-01-398-6751
NSN 6130-00-578-0869
NSN 4140-00-459-1564
NSN 5835-00-623-9668
NSN 6610-01-337-4640
NSN 6320-00-432-2772
NSN 5910-00-230-0533