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 6685-01-148-2586
NSN 5855-01-353-3958
NSN 6220-01-392-5574
NSN 5960-00-912-9285
NSN 5999-01-426-8740
NSN 5915-00-878-5193
NSN 5965-01-241-9865
NSN 5950-01-388-0860
NSN 6220-01-292-0980
NSN 5990-00-170-4239
NSN 5835-01-276-4621
NSN 5935-00-270-6698