Pressure to pilot port opens valve for return flow
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 materials other than copper, iron or steel
NSN 5925-01-441-9624
NSN 6240-01-240-1596
NSN 6320-01-247-0898
NSN 7035-01-062-0184
NSN 6110-01-245-7640
NSN 5990-01-201-1698
NSN 5999-01-043-0790
NSN 5915-01-470-8879
NSN 5930-01-364-2480
NSN 5965-01-268-4460
NSN 5925-00-104-8310
NSN 5990-01-338-2103