Mobil Jet Oil 254 is a third-generation, extra high performance synthetic gas turbine lubricant oil developed to meet the requirements of gas turbines used in military and commercial aircraft. This product is formulated from a special ester base oil and fortified with a unique chemical additive package.

Viscosity at 40°C 26.4 cSt, at 100°C 5.3 cSt, Pour point -62°C, Flash point 254°C, TAN 0.08, Specific gravity at 15°C 1.0044