With the assurance of Expertise Built In™, OTR AW 46 Hydraulic Fluid meets the needs of advanced high-pressure hydraulic systems for construction equipment and stationary industrial applications. OTR’s AW 46 hydraulic fluid is blended with highly refined base oils and an additive package that provides optimal anti-wear protection and inhibits rust and corrosion. In addition, this OTR hydraulic fluid goes through significant testing to ensure resistance to foaming and oxidation. This heavy duty hydraulic fluid offers maximum protection against scuffing and wear in hydraulic pumps and motors. FleetPride is your First Click in Heavy Duty®.