The T. T. Jahre Viking is a Norwegian operated supertanker built in 1976(?)-79, formerly known as the Seawise Giant. Its 458 metres (1504 feet) in length and 69 metres (226 feet) in width makes it the largest ship in the world.

T. T. Jahre Viking, has the deadweight of 564,763 MT (metric tonnes) and summer displacement of 647,955 MT when laden with nearly 4.1 million barrels of crude oil. She is crewed by Indian officers and Filipino seamen.

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