Turbocharger Shafts - Main Engine and Propulsion

A turbocharger shaft is the high-speed rotor component connecting the exhaust-gas turbine wheel to the compressor wheel in a marine engine turbocharger. It transmits turbine power to compress scavenging or charge air and is manufactured, balanced and matched to the specific turbocharger.

ProShipWorks provides end-to-end support to source and supply Turbocharger Shafts for marine vessels, ship operators, industrial facilities, maintenance teams and procurement departments.

Last updated: October 11, 2026

Product Information

Product Name	Turbocharger Shafts
Product Category	Main Engine and Propulsion
Product Reference	306
Brands / Manufacturers	Accelleron, MAN Energy Solutions, Mitsubishi Heavy Industries
Unit of Measure	Piece

Key Features

Key Feature
1. High-strength, heat-resistant alloy-steel construction
2. Precision-machined bearing and seal surfaces
3. Designed for very high rotational speeds
4. Dynamically balanced as part of the complete rotor assembly
5. Model-specific geometry requiring exact OEM compatibility

Applications of Turbocharger Shafts

Application
1. Turbochargers on low-speed two-stroke marine main engines
2. Turbochargers on medium-speed propulsion engines
3. Turbochargers on marine auxiliary and generator engines

Models & Manufacturers

Model	Manufacturer
A100-L series	Accelleron
TCA series	MAN Energy Solutions
MET-MBII series	Mitsubishi Heavy Industries

Technical Specifications

Model	Specification	Value	Unit
A100-L series	Component compatibility	Model, size and serial-number specific rotor shaft	—
TCA series	Component compatibility	Turbocharger type and size specific rotor shaft	—
MET-MBII series	Component compatibility	Turbocharger model and rotor assembly specific	—
All models	Balancing requirement	Dynamic balancing to OEM specified limits	—
All models	Material	High-strength alloy steel to OEM specification	—

Standards, Certifications & Class Approval

Review the available standards and approval information relevant to the product. Actual certification, material traceability, inspection and classification requirements depend on the product type, intended application and purchasing specification.

Applicable Standards & Certification	Manufacture, dimensional tolerances, material traceability, nondestructive testing and rotor balancing must follow the turbocharger OEM specification. ISO 21940 balancing principles may apply; no single universal shaft specification covers all marine turbocharger models.
Class Approval	The shaft is normally accepted as part of an approved turbocharger or machinery installation. DNV, ABS, Lloyd's Register, Bureau Veritas and ClassNK may require OEM traceability, material certificates, inspection records and balancing reports for critical replacement parts.

Installation, Maintenance & Safety Information

Installation Notes	Confirm turbocharger type, size, serial number and shaft part number. Inspect bearings, seals, turbine and compressor wheels before assembly. Maintain OEM clearances, tightening procedures and rotor orientation; complete dynamic balancing of the assembled rotor is normally required.
Maintenance Tips	Monitor vibration, bearing clearances, lubrication, exhaust temperature and turbocharger speed. Inspect shaft journals, threads, seal areas and wheel attachment surfaces during overhaul. Do not weld, straighten, grind or locally repair the shaft unless expressly permitted by the OEM.
Safety Notes	Isolate the engine, exhaust gas supply, starting air and lubrication systems before work. Allow the turbocharger to cool and prevent rotor movement. A damaged or incorrectly balanced shaft can fail at high speed; use approved lifting, measuring and balancing equipment.