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 5935-00-250-2540
NSN 5965-00-356-3838
NSN 5920-01-071-2577
NSN 5975-01-138-9493
NSN 5935-01-654-0103
NSN 6130-01-309-2096
NSN 6610-01-083-1446
NSN 6650-01-181-6037
NSN 2925-01-596-9448
NSN 5990-01-254-3197
NSN 5999-00-503-9388
NSN 5985-01-118-1545