Empire Arrow was a steam powered oil tanker

Oil tanker

An oil tanker, also known as a petroleum tanker, is a merchant ship designed for the bulk transport of oil. There are two basic types of oil tankers: the crude tanker and the product tanker. Crude tankers move large quantities of unrefined crude oil from its point of extraction to refineries...

 which was launched in 1921 and scrapped in 1939.

History

Empire Arrow was built by New York Shipbuilding Corporation

New York Shipbuilding

The New York Shipbuilding Corporation was founded in 1899 and opened its first shipyard in 1900. Located in Camden, New Jersey on the east shore of the Delaware River, New York Ship built more than 500 vessels for the U.S...

, Camden, New Jersey

Camden, New Jersey

The city of Camden is the county seat of Camden County, New Jersey. It is located across the Delaware River from Philadelphia, Pennsylvania. As of the 2010 United States Census, the city had a total population of 77,344...

. She was launched on 21 May 1921 and completed in September. She was the last ship built on South Yard Shipway No 2. Empire Arrow was built for the Standard Transportation Co Inc, In 1931, she was transferred to the Standard-Vacuum Transportato Co. In 1934, she was sold to the Socony-Vacuum Oil Co

Mobil

Mobil, previously known as the Socony-Vacuum Oil Company, was a major American oil company which merged with Exxon in 1999 to form ExxonMobil. Today Mobil continues as a major brand name within the combined company, as well as still being a gas station sometimes paired with their own store or On...

. Empire Arrow was scrapped by Northern Metals Co, Philadelphia. She arrived for scrapping on 10 January 1939.

Propulsion

Empire Arrow was powered by a quadruple expansion steam engine of 625 hp built by New York Shipbuilding Corporation. The cylinders were 24, 36, 51 and 75 inches (610, 914, 1,295 and 1,905 mm) in diameter and the stroke was 51 inches (1,295 mm). The engine drove a single screw. She was capable of 10.5 knots (20.6 km/h).

Official number and code letters

Official numbers were a forerunner to IMO Numbers

IMO ship identification number

The IMO ship identification number is made of the three letters "IMO" followed by the seven-digit number assigned to all ships by IHS Fairplay when constructed. This is a unique seven digit number that is assigned to propelled, sea-going merchant ships of 100 GT and above...

.

Empire Arrow had the US Official number 221600.. Empire Arrow used the code letters MDOT until 1934 and KDUG from 1934.