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 5975-01-570-0991
NSN 6105-01-485-0842
NSN 5999-00-194-9270
NSN 5975-01-615-0221
NSN 5835-01-454-5267
NSN 6620-01-632-2154
NSN 5835-01-512-4834
NSN 5930-01-505-6751
NSN 6135-01-074-8220
NSN 5925-01-555-9879
NSN 5930-01-353-5459
NSN 5960-01-443-9681