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Type P3 ship

Type P3 was a two-ship class of American passenger liners built for American Export Lines: SS Independence and SS Constitution.

Last updated September 26, 2026

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Overview

Type P3 is a ship class designation for two American passenger liners built for American Export Lines: SS Independence and SS Constitution. The class is documented as a class of American passenger liners, and the two vessels were the sole members of the type. As a commercial product brand, the Type P3 designation identifies the pair of ocean liners operated by American Export Lines rather than a standalone consumer product line. The ships served in the company's transatlantic passenger trade, representing the postwar American merchant marine's passenger fleet. Because the class comprised only two vessels and the ships have long since been retired from their original service, the Type P3 brand is historical and defunct as an active commercial offering. The entry is based on limited public documentation; details such as exact launch dates, tonnage, and route histories are not included in the supplied evidence and are therefore omitted.

History

Type P3 ships were built for the American Export Lines. The two ships in this class are SS Independence and SS Constitution. The class is described as a class of American passenger liners. American Export Lines was a United States shipping company that operated passenger and cargo services, and the Type P3 vessels formed part of its passenger fleet. The two ships were the only members of the class. No further dated history, construction details, or service records are provided in the available evidence, so the historical account remains limited to the class's identity and its two constituent vessels.

Products and positioning

Postwar American transatlantic passenger liner class operated by American Export Lines.

  • SS Independence

    One of the two Type P3 passenger liners built for American Export Lines.

  • SS Constitution

    One of the two Type P3 passenger liners built for American Export Lines.

Sources2 sources

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