Perkins
Crankshaft for Perkins 3.152
This crankshaft is a rotating component designed for the Perkins 3.152 diesel engine. It serves as the primary mechanism for converting the linear motion of the pistons into rotational output.
Compatible models
Specifications
- Part number
- 31315138
- Brand
- Perkins
The crankshaft, part number 31315138, acts as the central rotating assembly within the Perkins 3.152 diesel engine. Its primary function involves converting the linear reciprocating motion generated by the pistons during the combustion cycle into rotational motion. This rotation is transmitted to the flywheel and subsequently to the drivetrain or hydraulic pump systems of the machinery. Proper alignment and balance of this component are necessary for the internal timing and mechanical operation of the engine block.
This component is specifically engineered for the Perkins 3.152 engine series. It is manufactured to meet the dimensional requirements and tolerances established for this engine model. Maintenance managers should verify that this part matches the specific engine serial number and configuration of their equipment to ensure correct fitment during engine overhaul or repair procedures.
In internal combustion engines, the crankshaft is supported by main bearings within the engine block. It features journals that connect to the connecting rods, allowing the engine to translate the energy from fuel combustion into the torque required to operate heavy machinery and industrial equipment.

