Cummins
Crankshaft for Cummins K38
This crankshaft is designed for use in Cummins K38 and KTA38 engines. It serves as the primary rotating component that converts the linear motion of the pistons into rotational energy for the machine.
Compatible models
Specifications
- Part number
- 3627642
- Brand
- Cummins
The component 3627642 functions as the crankshaft within the Cummins K38 and KTA38 engine series. It acts as the central rotating shaft that converts the linear reciprocating motion of the engine pistons into rotational torque. This torque is then transferred to the drivetrain or hydraulic systems to provide power for heavy machinery and large-capacity cranes.
This part is specifically engineered for fitment in Cummins K38 and KTA38 engine models. It is designed to maintain the rotational balance and alignment required for the internal operation of these specific engine configurations.
A crankshaft operates by utilizing crank throws connected to the connecting rods of the pistons. As the combustion process drives the pistons up and down, the crankshaft translates this force into a continuous rotational output. Proper installation and alignment are necessary to ensure the engine maintains its power delivery and operational efficiency during use.

