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 5999-01-591-6799
NSN 6620-00-596-1951
NSN 5996-01-554-7644
NSN 5950-00-129-6673
NSN 6130-00-083-2016
NSN 5998-00-007-5208
NSN 5910-01-642-9220
NSN 5855-01-499-4139
NSN 5915-01-396-7607
NSN 5985-01-651-4543
NSN 5925-01-634-0664
NSN 6135-01-026-9960