Komatsu
Piston for Komatsu
This piston is designed for use in Komatsu machinery engines. It facilitates the combustion cycle by compressing the air-fuel mixture and transferring force to the crankshaft.
Specifications
- Part number
- 6138-31-2010
- Brand
- Komatsu
The piston 6138-31-2010 serves as a primary component within the internal combustion engine of Komatsu machinery. It operates by reciprocating within the cylinder bore to compress the air and fuel mixture before the ignition phase. Following combustion, the piston receives the force generated by expanding gases and transmits this energy through the connecting rod to the crankshaft, converting linear motion into rotational power.
This component is engineered to meet the specific requirements of Komatsu engine configurations. It maintains the necessary seal against the cylinder walls when equipped with the appropriate piston rings to manage gas pressure and oil control during engine operation. The part is manufactured by Komatsu to ensure compatibility with their engine systems.
In an internal combustion engine, the piston acts as a movable boundary for the combustion chamber. It must withstand the thermal and mechanical stresses inherent in the power stroke while maintaining a precise fit within the cylinder liner to ensure efficient energy conversion and overall engine output.

