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 5925-00-911-0593
NSN 6240-01-529-4669
NSN 6685-01-510-0674
NSN 4140-01-045-9290
NSN 6320-01-418-6681
NSN 6145-00-191-3903
NSN 5915-01-250-9448
NSN 6685-00-734-7630
NSN 5960-01-504-3415
NSN 6685-01-586-8392
NSN 5930-01-509-2267
NSN 5835-00-617-3578