Lubricant Oils

For some of the very early rigs I have seen graphite and tallow suggested as a gear box lubricant. Lubricating oils have come a long way since then! When asked about a lubricant for a 1920s Ahrens-Fox, Ted recommended an SAE 140 gear oil, Doug recommended a 1000 weight gear oil; they are both right, […]

Don’t Mix Lubricants

The real title of this article was “When in Doubt . . . Don’t Mix Bearing Lubricants.” The original three-page article was written by John Rumierz and was printed in the August, 2000, issue of Plant Engineering. John listed three key concepts; I am going to cover two or them: • Do not relubricate bearings […]