Inside view of an aircraft gas turbine engine

Jet engine oil system, part 1

International air regulations require each engine to be equipped with a self-contained oil system capable of providing continuous oil flow to the engine, under all conditions. The recirculatory oil system stores, carries, cools and distributes oil needed for lubricating and cooling every bearing, gear, spline and carbon seal, as well as certain accessories.

To learn more, please download the full technical topic below.

Format :
556 kb File in English
Posted :
Category :
Technical topics
  • Disassembled jet engine parts

    Jet engine oil system, part 2

    Main engine shafts are supported by bearings in certain strategic places, depending on the load on the shafts and the length of the engine. Visit the page to find out more.

  • Aircraft engine viewed at night

    Mobil Jet™ oils

    Mobil Jet oils deliver performance to more than 11,000 engines (commercial, military and aircraft-type gas turbine) and are designed to meet today and tomorrow's aviation challenges.

  • Airport traffic control tower

    Where to buy

    Explore our extensive global distribution network in the map and dropdown menu below, and learn where to buy our full range of aviation fuels and lubricants.