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 6610-01-192-6478
NSN 5855-01-217-4172
NSN 6135-01-388-2581
NSN 5835-01-281-9662
NSN 5910-01-416-6045
NSN 4140-01-323-1685
NSN 6240-01-500-0850
NSN 5905-01-483-5498
NSN 6320-01-449-1014
NSN 5999-01-014-7995
NSN 5960-00-183-8016
NSN 6620-01-495-7446