Built in 1951, by Ira S. Bushey and Sons of Brooklyn, New York (hull #602) as the Huntington for the Red Star Towing Company Incorporated of Brooklyn, New York.
In the 1980's, the tug was acquired by the Kosnac Floating Derrick Corporation of Staten Island, New York. Where she retained her original name.
In 2004, she was acquired by two individuals named Ben and Sarah Fogg of Holland, Michigan. Where the tug was renamed as the Spartacus. The intention was to convert the tug into a "live-aboard," however the project was not completed.
In 2005, the tug was donated to the Northeastern Maritime Historical Foundation of Duluth, Minnesota. Where she was renamed as the Huntington.
In 2007, she was acquired by the Calumet River Fleeting Company of Chicago, Illinois. Where the tug was renamed as the Nathan S.
In 2008, the tug was "laid up" at Chicago, Illinois. She is no longer listed in documentation. Her current, and or final disposition is unknown.
She was powered by a single, eight cylinder, Fairbanks-Morse 38D-8-1/8 Diesel engine. Turning a single, fixed pitch propellers. She is a single screw tug, rated at 1,280 horsepower.