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 6610-01-602-3744
NSN 4140-01-447-3141
NSN 6685-01-501-5362
NSN 5835-01-189-1852
NSN 5930-00-440-3479
NSN 4140-01-169-9592
NSN 6150-01-494-8674
NSN 5930-00-336-4615
NSN 5999-01-338-5731
NSN 7035-01-146-7096
NSN 6130-01-118-0145
NSN 5996-01-532-8764