Thordon Bearings/ JLA Media
Thordon Bearings/ JLA Media News
Is Stern Tube Damage Declining?
It might be easy to blame EALs, but the ongoing causes of stern tube damage are varied, and possibly declining.Environmentally Acceptable lubricants (EALs) gained market traction with the introduction of US VGP regulations in 2013. Since then, DNV has observed two major trends. The first, starting in 2013 was early life damage, either during sea trials or within the first five years of operation, where aft stern tube bearings typically failed under extreme load conditions.
Thordon Advises on VGP Delay
Thordon Bearings has advised its customers with newbuilds under construction to make sure they have the necessary documentation in place permitting operations in U.S. waters prior to 18th December 2018.The advice follows the October 10 announcement by the U.S. Environmental Protection Agency that the 2013 Vessel General Permit, due to expire in December 2018, will now be administratively continued till at least March 2019…
Thordon Bearings, Heddle Marine Partner for Propeller Shaft Conversions
Thordon Bearings Inc. and Heddle Marine Service Inc. have signed a cooperative agreement under which the Canada-based ship repair company will work together with Thordon Bearings Inc. to promote the conversion of ships’ oil lubricated propeller shafts to Thordon’s COMPAC open seawater lubricated bearing system.The agreement will create an action plan in which a specialist team, comprised of Heddle Marine and Thordon Bearings’ personnel…
Oil-to-water Conversions Success for Great Lakes Bulkers
The oil-to-water lubricated tailshaft conversion Thordon Bearings carried out last year to the 26,260dwt Great Lakes Fleet-managed bulk carrier SS John G. Munson has successfully completed its first season as a diesel-powered ship.The shaft conversion of the 1952-built self-unloader formed a key part of the mammoth 12-month power conversion project completed last year by Fincantieri’s Bay Shipbuilding yard…
Alexis Marine To Retrofit Rivertough to Salt Lugger
Louisiana-based inland workboat operator Alexis Marine has awarded a supply contract to Thordon Bearings for the retrofitting of 6in diameter RiverTough bearings to MV Kristin Alexis, the 60ft twin-screw towboat built by Bollinger Shipyard in 1969.Both the vessel’s shafts will be withdrawn at New Orleans yard Bayou Fabricators and Machine Works, where the original rubber bearings will be replaced with…
