Standards & approvals

Allison EMS-53

Allison's (now Rolls-Royce) obsolete specification for gas-turbine engine oil, historically used to qualify oils for Allison/Rolls-Royce turboprop and turboshaft engines such as the Model 250 series.

Name
Allison gas-turbine engine oil specification (EMS-53, obsolete)
Issued by
Allison (Allison Transmission)
Category
Compressor and turbine oil
Source
silmid.com

Products meeting Allison EMS-53

Aviation turbine oils

Allison standards

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