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Shaft Line Solutions

Reliability for the long haul

A global leader in smart technologies and complete shaft line solutions for the marine market, we at Wärtsilä Shaft Line Solutions have the experience, products and specialised services to support ship owners and operators throughout the whole life cycle of their vessel. 

As well as reliable, efficient and technologically advanced, our fully integrated shaft line solutions are designed to reduce risks at sea and ensure compliance with current legislation.

Getting your bearings straight.


Products and spare parts

We are continually developing and innovating our products and processes to deliver complete stern tube packages and custom-engineered shaft line solutions.

Aside from our standard product range - Original Equipment Manufacturer (OEM) spare parts for Cedervall, Deep Sea Seals (DSS) and Japan Marine Technologies (JMT) - we design, test and manufacture seal and bearing products at our research facilities across the globe do deliver dependable shaft line solutions.

Maximising equipment performance and operational efficiency

Bringing aging systems up-to-date with the latest technological standards, our upgrade solutions maximise equipment performance and maintain operational efficiency so that ship owners and operators can get the most out of their vessel.


    Wärtsilä Shaft Line Repair Services
    In the event of a minor or major shipping incident, this interdisciplinary offering brings customers a comprehensive overhaul and upgrade service for shaft lines and associated equipment.

    Read more about Wärtsilä Shaft Line Repair Services 
    Wärtsilä Alignment & Measurement Services
    Adept at carrying out calculations and overseeing corrective actions for various rotating and non-rotating equipment, we have the skills to offer all-encompassing alignment and measurement services based on class-approved methodology.

    Read more about Wärtsilä Alignment & Measurement Services

    More solutions          
    Wärtsilä Oil-to-Water Conversion Services
    Seawater is an economically viable and environmentally-friendly lubricant for propeller shafts. From super yachts to cargo ships, we can install a sea water lubrication system on any vessel irrespective of type or size.

    Read more about Wärtsilä Oil-to-Water Conversion Services

    More solutions   
    Wartsila Oil-to-Water Conversions
    Wärtsilä Field Services
    Our highly skilled Field Services team is ready to respond worldwide to in-situ commissioning, repairs and overhauls to help ship operators decrease downtime and eliminate the need for dry-docking.

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    Wartsila Field Services
    Wärtsilä Underwater Services
    As the first global operator in the underwater services market with a team of certified diver technicians and propulsion experts, we are uniquely positioned to carry out upgrades or overhauls under the water and on a global scale. 

    Read more about Wärtsilä Underwater Services 
    Wartsila Underwater Services


    Wärtsilä ensures compliance with...

    1 January 2017 was a historic milestone in the protection of our polar waters for future generations...
    3 July 2017
    • Article

    Ensuring cost-effective and efficient...

    More than 20 people gathered in the meeting room of a major commercial shipping company recently to discuss...
    7 October 2019

    Contact us

    Contact our 24/7 customer support at for assistance with shaft line solutions.

    To enable prompt response, please indicate the Equipment Serial Number or the name of the vessel. Equipment Serial Number is taken from the equipment nameplate and includes all letters and numbers as given on the equipment nameplate.

    For all other enquiries, please fill in the online form. Fields indicated with an asterisk (*) are required. We aim to respond within 1-2 business days depending on the scope of your enquiry.

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