The five grades are premium-quality anti-wear hydraulic oils with excellent stability, designed to meet the most stringent requirements of most all the major manufacturers and users of hydraulic equipment. These oils are characterized by providing rust protection, low deposit formation, rapid release of entrained air, oxidation resistance, low pour points, and good antifoam properties. They contain an effective anti-wear agent that helps reduce wear in highspeed, high-pressure vane and gear pumps.