Eastman Turbo Oil 2389 is a 3 cSt synthetic polyol ester turbine oil qualified to MIL-PRF-7808 Grade 3, engineered for excellent low-temperature fluidity and cold-start capability for APUs and accessories.
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Overview
Eastman Turbo Oil 2389, part number 2389QT, is a low-viscosity synthetic polyol ester lubricant formulated to provide superior cold-start performance and reliable protection for aircraft APUs, gearboxes, and accessories. The formulation combines low-temperature fluidity with thermal and oxidative stability to reduce wear and support dependable operation after prolonged exposure to cold conditions.
Features & Benefits
5 cSt High Thermal Stability synthetic lubricant
High temperature cleanliness
Outstanding oxidative, thermal and hydrolytic stability
Exceptional cold-start capability for APUs and accessories
Improved thermal stability and oxidation resistance
Broad application in aerospace turbine and accessory systems
Specifications
Part Number: 2389QT
Manufacturer: Eastman Chemical Company
Container Size: 1 US Quart
Base Fluid: Synthetic Polyol Ester
Viscosity (at 100°C): 3 cSt
Applications: Aircraft auxiliary power units (APUs), gearboxes, and accessories
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