Exxon Mobil

Mobil Jet Oil 254

Mobil Jet Oil 254 is recommended for aircraft gas turbine engines of the turbo-jet, turbo-fan, turbo-prop, and turbo-shaft (helicopter) types used in commercial and military service. It is also suitable for aircraft-type gas turbine engines used in industrial or marine applications.Mobil Jet Oil 254 is approved against the High Thermal Stability (HTS) classification of U.S. Military Specification MIL-PRF-23699. It is also compatible with other synthetic gas turbine lubricants meeting MIL-PRF-23699. However, mixing with other products is not recommended because the blend would result in some loss of the superior performance characteristics of Mobil Jet Oil 254.Mobil Jet Oil 254 is completely compatible with all metals used in gas turbine construction, as well as with F Rubber (Viton A), H Rubber (Buna N), and other commonly used seal materials.

    Sub Total: $81.70


    In stock

    Detailed Product Description

    Specifications and Approvals

    Mobil Jet Oil 254 has the following builder approvals


    • Honeywell/Lycoming-Turbines
    • Rolls-Royce/Allison Engine Company
    • CFM International
    • General Electric Company
    • International Aero Engines
    • Pratt and Whitney Group
    • Pratt and Whitney, Canada
    • Rolls-Royce Limited
    • SNECMA
    • Honeywell/Garrett Turbine Engine Company


    • Honeywell-Auxiliary power units and air cycle machines
    • Hamilton Standard-Starters
    • Hamilton Sundstrand Corp.-APUs, constant-speed drives and integrated-drive generators

    Approved against U.S. Military Specification Mil-PRF-23699F High Thermal Stability (HTS), PRI-QPL-AS5780/HPC