Mercedes-Benz
Piston for Mercedes-Benz
This piston is a core component for Mercedes-Benz heavy machinery engines. It is designed to facilitate the conversion of combustion energy into the mechanical movement required for engine operation.
Specifications
- Part number
- 0034400
- Brand
- Mercedes-Benz
The 0034400 piston serves as a primary moving component within the engine assembly of Mercedes-Benz industrial cranes and heavy machinery. It functions by converting the energy released during the combustion process into linear motion, which is subsequently transferred to the crankshaft via the connecting rod to produce rotational output. The component features precision-machined grooves designed to accommodate piston rings, which maintain the seal of the combustion chamber, manage oil consumption, and facilitate heat transfer from the piston crown to the cylinder block.
This component is compatible with Mercedes-Benz engine systems. It is manufactured to specific dimensional tolerances to ensure proper clearance within the cylinder liner, which is necessary for maintaining engine compression, power output, and fuel efficiency. The surface finish and geometry are engineered to manage the forces of inertia and the thermal loads encountered during the combustion cycle.
In internal combustion engines, the piston acts as the moving boundary of the combustion chamber. By reciprocating within the cylinder, it compresses the air-fuel mixture and transmits the force of the resulting expansion to the crankshaft. Proper fitment and structural integrity of the piston are required to sustain the pressure cycles and mechanical stresses inherent in heavy machinery engine operation.

