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 5930-01-033-9679
NSN 5998-01-643-5735
NSN 5999-01-524-2339
NSN 5930-01-516-8980
NSN 5945-01-101-8843
NSN 5925-00-262-5651
NSN 5950-01-123-9661
NSN 5855-01-594-7809
NSN 5950-00-984-6177
NSN 5998-00-850-6147
NSN 5960-01-121-1054
NSN 5998-00-481-1533