Eastman Turbo Oil 2197 is an advanced synthetic lubricant designed for modern high-output turbine engines operating under severe conditions. It offers exceptional thermal and oxidative stability, extending oil life and reducing maintenance by minimizing coking and carbon deposits. Meeting MIL-PRF-23699 HTS (High Thermal Stability) specifications and carrying NATO Code O-156, Turbo Oil 2197 is ideal for use in commercial, military, and industrial gas turbine engines, especially those requiring superior performance at high temperatures and during extended operational periods.