Shaft Seals

SeaThigor

ShaftSealSQ2

The Thordon SeaThigor Seal is a mechanical face seal for 300mm (11.8") to 750mm (29.5") water lubricated propeller shafts found in yachts, cruise ships, merchant ships and naval vessels. The SeaThigor has evolved from a design first tested in 2003 and improved during the next decade.

Learn More

TG100

ShaftSealSQ6

The Thordon TG100 is a new mechanical seal designed specifically for 86mm (3.375") to 305mm (12") shaft vessels operating in either clean or abrasive-laden waters including workboats, harbor tugs, offshore supply vessels, yachts, ferries, fishing trawlers and self-propelled dredgers. 

Learn More

BlueWater Seal

ShaftSealSQ7

The Thordon BlueWater seal is a water lubricated forward seal for 300mm (11.811”) to 1000mm (39.370”) propeller shafts found in various vessels, such as yachts, cruise ships, merchant ships and naval vessels. The simplicity of the seal design provides minimal seal maintenance.

Learn More


Documents

 

References

References articles of Thordon commercial Propeller shaft bearings in blue water operation

 

Design

approval-tb-bearing-size-icon

The final (fully finished) sizing of a Thordon elastomer or ThorPlas bearing can be determined by using the Thordon Bearing Sizing Calculation Program.

You cannot run the Thordon Bearing Sizing Calculation Program Version 2017, Release 10 without a User Registration Number. Once you have a User Registration Number you can download the Program below and enter it when prompted.

Click here to Request a Bearing Sizing Program User Registration Number

If you have a Bearing Sizing Program User Registration Number, you can download the program here


Videos

Find My Thordon Contact



Our Newsletter

View All Recent News

  • News Thumbnails 320x160_NW23-MF

    Thordon Merchant Fleet NewsWorks 2023

    Thordon’s web-based newsletter specifically developed for marine users of oil-free and grease-free bearings in the merchant marine sector. This newsletter includes articles that highlight our successes on tankers, bulk cargo carriers, ferries, and cruise ships with COMPAC seawater-lubricated propeller shaft bearings, and ThorPlas-Blue deck equipment installed and used around the world. We also introduce Thordon’s new BlueWater Seal and highlight the largest rudder bearing Thordon has ever produced.
    Learn More

Recent Marine News

View All Recent News

  • ThordonNews-Sep122-thumb

    ClassNK Joins Major Classification Societies by Amending Rules for Seawater-Lubricated Shafts

    Sep 05, 2023
    Nippon Kaiji Kyokai (ClassNK) has joined the major classification societies to amend its rules relating to the inspection of seawater-lubricated propeller shaft systems. The amendment means that ships with open seawater-lubricated propeller shafts that are built to ClassNK rules are subject to the same 15-year shaft withdrawal inspection periods as oil-lubricated shafts and sterntubes, subject to monitoring criteria.
    Learn More
  • Image rendering of the Arctic and Offshore Patrol Ships (AOPS

    Canada Continues to Buy Local with New AOPV Bearing Deal with Thordon

    Aug 08, 2023
    Thordon Bearings has been awarded a contract to supply seawater-lubricated bearings for installation to the first of two modified versions of the Harry DeWolf-class of Arctic and Offshore Patrol Vessels (AOPV). The new ships for the Canadian Coast Guard (CCG) are on order and will be built at Irving Shipbuilding’s Halifax Shipyard. The CCG AOPV are versions of the six AOPV that Halifax Shipyard is building for the Royal Canadian Navy (RCN), all of which feature Thordon’s seawater-lubricated bearings.
    Learn More