Shaft Seals


SeaThigor

Seal installed on Hudson

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.

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TG100

Thordon TG100 Mechanical Seal

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. 

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Documents

 


References

 


Design

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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



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Our Newsletter

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  • News Thumbnails 320x160_NW19-Mar

    Thordon Marine NewsWorks 2019

    Thordon’s web-based newsletter specifically developed for marine users of oil-free and grease-free bearings. This newsletter includes feature articles about our Lifetime wearlife guarantee on COMPAC propeller shaft bearings, our continued success on Viking Cruise ships, our accomplishments with COMPAC and SeaThigor on Canadian Coast Guard vessels, the Elmer A. Sperry Award as well as other awards Thordon received for our innovative products.
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Recent Marine News

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  • ThordonNews-COMPACWarehouse-thumb

    MSC Cruises Returns to Thordon to Keep the Seashore Clean

    Oct 16, 2019
    Thordon Bearings has received an order to supply a water-lubricated propeller shaft bearing solution to Fincantieri’s Monfalcone shipyard for installation to MSC Seashore, the third Seaside Class cruiseship to which Thordon’s COMPAC system has been specified. The order follows the in-service performance success of COMPAC installations aboard the 154,000gt sisters MSC Seaside and MSC Seaview, delivered in 2017 and 2018, respectively.
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  • News-Thumbnails-320x160_OilPollution

    Continued Use of Oil Lubricated Shaft Seals Counterproductive to Environmental Legislation

    Jun 20, 2019
    Media reports indicating the potential volume of lubricating oil polluting the world’s seas and oceans due to shaft seal damage or failure should send a clear message to Administrations that this frequently overlooked source of pollution needs to be quickly addressed.
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