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OSG ENDURANCE
Photo by: Kent Merrill

Built in 2011, by VT Halter Marine Incorporated of Pascagoula, Mississippi (hull #2004E) as the OSG Endurance for the Overseas Shipholding Group of New York, New York.

She was the second ATLANTIC V tug designed was by Robert P. Hill of Ocean Tug and Barge Engineering of Milford, Massachusetts for the Overseas Shipholding Group of New York, New York. The ATLANTIC V class tug was a modification of the ATLANTIC III class tugs. She was constructed with an additional 16(ft) in length over the ATLANTIC III class vessels.

Outfitted with an INTERcon coupler system. The tug is powered by two, Tier II compliant, sixteen cylinder EMD L-16-710G7C-T2 diesel engines. With Lufkin RHS3200HG reduction gears, at a ratio of 5.04:1. Turning two, stainless steel, fixed pitch, high efficiency propellers, with kort nozzles, and triple rudders. She is twin screw tug, rated 8,000 horsepower.

The tug was designed to be "married" existing 460.3(ft), by 35(ft), by 84(ft), 200,000(bbl) barge, the OSG-192. Which was constructed in 1979, by Galveston Shipbuilding Incorporated as the Ocean 192 for the Interstate Oil Transportation Company. In 1998, she was double hulled, and her notch was refitted to accommodate an INTERcon coupler system. In 2019, the barge was scrapped. The tug was later "married" to a 547(ft), by 44(ft), by 78(ft), 204,000(bbl) barge, the OSG-204. Which was constructed in 2020, by Greenbrier Marine, Inc. in Portland, Oregon.


  • Vessel Name: OSG ENDURANCE
  • USCG Doc. No.: 1231406
  • Vessel Service: TOWING VESSEL
  • IMO Number: 9441477
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDF9078
  • Hull Material: STEEL
  • Hull Number: 2004 E
  • Ship Builder: VT HALTER MARINE
  • Year Built: 2011
  • Length: 131.4
  • Hailing Port: WILMINGTON, DE.
  • Hull Depth: 22
  • Hull Breadth: 38
  • Gross Tonnage: 267
  • Net Tonnage: 182
  • Owner:
    OSG ENDURANCE LLC
    302 KNIGHT'S RUN AVE
    SUITE 1200
    TAMPA, FL 33602
  • Previous Vessel Owners:
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