2 or USS S.C. 2, was an SC-1-class submarine chaser built for the United States Navy during World War I. SC-2 was a wooden-hulled 110-foot (34 m) submarine chaser built at Naval Station New Orleans in New Orleans, Louisiana.

For a time the ship was under temporary command of Medal of Honor recipient Isadore Nordstrom.

[1] During World War I, S.C. 2 served on antisubmarine patrol duty in the Special Hunting Squadron, USS Salem Group, against German submarines in the Gulf of Mexico, and was based at Key West, Florida.

When the U.S. Navy adopted its modern hull number system on 17 July 1920, Submarine Chaser No.

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