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 6145-01-225-8494
NSN 6620-01-143-9596
NSN 6645-01-435-2277
NSN 6145-01-634-0388
NSN 2925-01-616-9370
NSN 5910-00-177-2528
NSN 5935-01-381-5791
NSN 6150-01-617-9223
NSN 6610-01-197-8302
NSN 5975-00-356-3686
NSN 6130-01-360-5637
NSN 6220-01-135-1528