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 6130-01-302-7528
NSN 5990-01-432-4984
NSN 6320-01-021-6633
NSN 6220-01-505-5102
NSN 5945-01-220-1799
NSN 5855-00-821-7512
NSN 4140-00-816-8820
NSN 5855-01-426-3471
NSN 5960-01-246-4809
NSN 5855-01-334-6594
NSN 6685-00-958-9014
NSN 5965-01-408-7260