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 6105-01-580-0557
NSN 5945-01-230-9217
NSN 6620-01-408-2989
NSN 5925-01-423-3217
NSN 5920-00-908-1929
NSN 5925-01-321-7184
NSN 6610-01-468-3025
NSN 5998-01-468-8493
NSN 5855-01-556-2665
NSN 5920-01-476-8691
NSN 2925-00-411-0600
NSN 6145-01-532-4764