Cummins Inc.

Nathaniel P Hassall

David M Barnes

Adam C Cecil

John Jerl Purcell, Iii

Aaron S Quinton

Stephen D Cofer, Jr

Reid M Irish

James A Dods

John Jerl Iii Purcell

The present disclosure provides a lubrication system comprising: a pump having an inlet in fluid communication with a lubricant source and an outlet; a cooler having an inlet in fluid communication with the outlet of the pump and an outlet; a lubrication filter having an inlet in fluid communication with the outlet of the cooler and an outlet; a first delivery path in fluid communication with the outlet of the lubrication filter, the first delivery path being configured to deliver cooled, filtered lubricant to a bearing system of an engine; and a second delivery path in fluid communication with the outlet of the pump, the second delivery path being configured to deliver uncooled, unfiltered lubricant to piston cooling nozzles of the engine.

Reduced parasitic lube system

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Hebei, China

Nathaniel P Hassall