Eastman Turbo Oil 2197 achieves 400-million hour milestone

Eastman Turbo Oil 2197 has achieved more than 400 million engine/accessory hours of successful operation as of August 2017.
The 400-million hour milestone demonstrates the product’s proven performance and trusted reliability throughout the aviation industry. ETO 2197 was designed to exceed the demands of current and future turbine engines, and is the oil of choice for any aircraft that operates on High-Performance Capable (HPC) oils. Eastman Turbo Oil 2197 was the first oil approved to the AS5780 specification providing performance levels that exceeded thermal stability and cleanliness requirements of HPC class within that specification. Approved by leading engine manufacturers for all narrow and wide body commercial aircraft, Eastman Turbo Oil 2197 is also qualified to MIL-PRF-23699 High Thermal Stability (HTS) class.