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Eastman Turbo Oil 2197 is a latest generation 5 cSt High Thermal Stability (HTS) synthetic lubricant that is approved against US military specification MIL-PRF-23699 HTS.

It is formulated to provide exceptional high temperature cleanliness in vapor mist and liquid film areas, as well as outstanding oxidative, thermal and hydrolytic stability. It provides exceptional performance in the most demanding existing turbines as well as new generation turbines just entering service.


Eastman Turbo Oil 2197 is our newest turbo oil, designed to be a “fleet-wide” oil especially suitable for hot aircraft and aeroderived engines.

Eastman Turbo Oil 2197 has been approved by a wide range of engine and accessory manufacturersfor their applicable equipment, including:
Rolls-Royce, GE, Pratt & Whitney, Pratt & Whitney Canada, Pratt & Whitney Aero Power APUs (formally Hamilton Sundstrand), United Technologies Aerospace Systems (formally Hamilton Sundstrand), Honeywell, CFMI, IAE, MTU and Turbomeca.
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  • Eastman Turbo Oil 2197 entered commercial airline service in mid-1995 and has already accumulated over 200 million hours of successful experience in more than 20,000 units of popular engine and accessory models.
  • The benefits operators can expect from this oil include excellent Thermal and Oxidation Stability, outstanding high temperature cleanliness and Superior Hydrolytic Stability.
  • Users of this oil have been enjoying cleaner engines, i.e., less or no carbon deposits in oil supply and scavenge tubes or bearing compartments and some of them also experience less requent oil filter replacement.


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I love get emails to review things such as oil, after I purchase them. This is great oil. Super slippery. The engine loves it also. Tastes super great!

April 30, 2020


Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Can we use 2197 turbo oil in place of 2389? This is a compressor on a deice truck not aircraft.

Aeroshell 500 or Mobil Jet II is a direct replacement for 2389, 2197 carries a different Mil-Spec.

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