CG-74339 (ex CG-255) was a wooden-hulled patrol vessel in commission in the fleet of the United States Coast Guard.
She was laid down at the Alameda, California shipyard of the A. W. de Young Boat & Shipbuilding Company, one of 203 "Six-Bitters" ordered by the United States Coast Guard,[1][2] 10 of which were built by de Young.[3] She was designed for long-range picket and patrol duty during Prohibition for postings 20 to 30 miles from shore.[4] She was laid down on 18 August 1924, launched on 25 November 1924, and delivered 26 December 1924.[5] She was commissioned in 1924/1925 as CG-255.[1] By 1943, during World War II, she was designated CG-74339 (the "74" referring to her length of 74 feet 11 inches).[1] She was decommissioned for disposal in 1947.[1]
The final plans were available in April 2014 and the first of the class, CG-100, was commissioned on October 21, 1924. CG-302, the last completed, was commissioned July 18, 1925. An average of five completed each week.