MAN
Crankshaft for MAN
This crankshaft is designed for MAN internal combustion engines to facilitate the conversion of reciprocating piston motion into rotational output. It serves as a primary rotating component within the engine assembly.
Specifications
- Part number
- 51021016022
- Brand
- MAN
The crankshaft 51021016022 functions as the central rotating element within MAN internal combustion engines. It converts the linear reciprocating motion of the pistons, driven by the combustion cycle, into the continuous rotational energy required to power the machinery. This component features precision-machined main journals and connecting rod journals that provide the necessary support and connection points for the engine rotating assembly.
This part is specified for use in various MAN engine configurations. It is engineered to manage the rotational forces and torque generated during engine operation, transmitting power through the drivetrain to the transmission and subsequent hydraulic or mechanical systems. Proper alignment and structural integrity of the crankshaft are required to maintain the operational parameters of the engine block and connected assemblies.
In heavy machinery and industrial cranes, the crankshaft acts as the primary link between the power generation stage and the mechanical work output. By supporting the connecting rods and rotating within the engine block, it ensures the consistent delivery of torque to the flywheel and downstream power systems. Regular inspection of the journal surfaces and alignment is standard practice during engine maintenance to ensure continued system efficiency.

