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 4140-01-125-2906
NSN 5935-01-596-5171
NSN 6610-01-413-3912
NSN 6320-01-082-2459
NSN 5915-00-202-5192
NSN 6240-00-052-4592
NSN 6220-01-512-7392
NSN 5905-00-823-9400
NSN 6150-01-503-8710
NSN 6650-01-487-9454
NSN 5925-00-999-9320
NSN 6145-01-318-0059