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 5905-00-833-9034
NSN 6240-01-088-0389
NSN 6110-01-469-5921
NSN 6650-01-063-8356
NSN 6105-00-210-8441
NSN 6145-00-081-2797
NSN 6685-01-368-1534
NSN 6650-00-007-4372
NSN 6650-00-922-7075
NSN 5998-01-160-6775
NSN 6220-00-764-9150
NSN 6320-01-630-7629