Allison EMS-53

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

Name
Allison gas-turbine engine oil specification (EMS-53, obsolete)
Category
Compressor and turbine oil

Products approved by Allison

The datasheet states the official Allison approval.

Shell

one product
Shell Aviation turbine oils

Products that meet this standard

The datasheet states they meet the requirements, without mentioning an approval.

Shell

one product
Shell Aviation turbine oils

Allison standards

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