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 5855-00-089-3974
NSN 6610-01-407-8144
NSN 6145-01-655-6449
NSN 6110-01-628-2597
NSN 5855-01-406-4821
NSN 5920-00-294-0753
NSN 6620-00-654-3738
NSN 5996-01-558-9798
NSN 5950-00-063-2974
NSN 6240-01-421-9388
NSN 6145-01-211-7577
NSN 6645-01-371-1632