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 6220-00-983-6920
NSN 5925-00-813-6810
NSN 6220-01-035-1759
NSN 7035-01-442-3987
NSN 5910-01-317-8648
NSN 5855-01-068-3683
NSN 6610-00-633-4338
NSN 5996-00-423-4515
NSN 7035-00-286-6221
NSN 5895-00-240-5651
NSN 6130-00-324-8430
NSN 5935-01-017-8691