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 6650-01-375-0507
NSN 4140-01-221-4050
NSN 6135-01-142-6456
NSN 6650-01-345-4306
NSN 5895-01-347-0630
NSN 5960-00-349-7650
NSN 2925-01-633-4048
NSN 6150-00-930-5167
NSN 6220-01-459-4631
NSN 5895-01-120-5290
NSN 5960-01-370-4285
NSN 6145-00-382-5115