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 6650-01-202-0596
NSN 5999-01-588-3447
NSN 5855-01-145-2457
NSN 6320-01-425-1417
NSN 5920-01-515-0183
NSN 4140-00-360-2457
NSN 5998-01-321-2806
NSN 4140-01-014-3454
NSN 5920-01-227-1877
NSN 6135-01-628-2903
NSN 5835-01-515-6537
NSN 6645-01-535-5423