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 under 850 kpa
NSN 5925-01-661-1854
NSN 2925-01-569-1549
NSN 6135-01-508-6083
NSN 6130-00-779-5721
NSN 6645-00-372-2618
NSN 5990-01-626-1249
NSN 6220-00-728-9536
NSN 5855-01-093-8202
NSN 4140-00-500-2718
NSN 5920-01-569-4249
NSN 6240-00-538-8907
NSN 6320-01-504-3948