Caterpillar Inc.

Rodolfo Calvo Islas

Kegan Jon Luick

A turbocharger includes a center housing, a turbine connected on one side of the center housing, the turbine including a turbine wheel connected to a shaft, the shaft extending through the center housing, and a compressor connected on an opposite side of the center housing, the compressor including a compressor wheel connected to the shaft opposite the turbine wheel. The shaft includes a cylindrical body having a centerline, a bore extending into the body adjacent the compressor wheel, and a stublet having an internal end engaged in the bore, and an external end connected to the compressor wheel.

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Nuevo Laredo, Mexico

Rodolfo Calvo Islas