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 4140-01-535-5644
NSN 6220-00-369-5422
NSN 6320-01-272-7072
NSN 6650-00-401-1496
NSN 5945-00-504-2560
NSN 6220-01-197-0486
NSN 5990-01-542-4212
NSN 5905-00-812-3166
NSN 4140-00-260-9521
NSN 5930-01-547-5744
NSN 5935-01-025-8764
NSN 5855-01-213-9076