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Exxonmobil Greased turbine oils

How to convert to Mobilgrease™ 33: Compatibility of different brand-name greases

Mixing brands of grease should not be taken lightly. If commingled greases are not compatible, the grease intermixing can result in a lower performance.

Always refer to the aircraft manufacturer's instructions to ensure compliance. This tech topic includes some additional information, including:

  1. Regreasing best practices
  2. General recommendations
  3. Tests to determine grease compatibility

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

368 kb File in English


Technical topics

  • Inside component to an aircraft wing

    Mobilgrease™ 33

    Mobilgrease 33 is a high-performance lithium-complex grease designed for general-purpose aircraft use. Its consistency is between the NLGI grades 1 and 2. Mobilgrease 33 utilizes a 100% polyalphaolefin base oil and premium additives which ensure outstanding lubrication performance over a wide temperature range and operating conditions.

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  • Blue sky view from the side of a plane


    Find answers to general ExxonMobil aviation questions or explore our other FAQ pages about jet turbine oils, hydraulic fluids, piston engine oils, greases and gear oils.

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    Contact us

    Get in touch with our customer service teams and technical help desk professionals for help with your aviation needs.

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