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 steel
NSN 5835-01-174-7700
NSN 5930-00-432-9328
NSN 5985-01-198-2545
NSN 6645-00-521-0353
NSN 7035-01-432-9034
NSN 5905-01-599-3258
NSN 6620-01-519-2628
NSN 5996-00-930-0150
NSN 5945-01-523-2245
NSN 5965-01-450-7694
NSN 6105-00-314-6970
NSN 6220-01-438-3488