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 6645-01-519-2220
NSN 5930-00-903-4610
NSN 6150-01-137-4377
NSN 5990-00-513-5328
NSN 6620-01-477-3720
NSN 6145-01-148-9759
NSN 6610-00-124-9525
NSN 6650-01-394-6124
NSN 5999-01-601-2064
NSN 5998-01-238-6595
NSN 5915-00-283-1664
NSN 5925-00-227-8557