SS Mission Capistrano was a Type T2-SE-A2 tanker built for the United States Maritime Commission during World War II. After the war she was acquired by the United States Navy as USS Mission Capistrano (AO-112). Later the tanker transferred to the Military Sea Transportation Service as USNS Mission Capistrano (T-AO-112). She was a Mission Buenaventura-class oiler and was named for San Juan Capistrano in San Juan Capistrano, California.

Pacific Tankers, Inc. of San Francisco, California was founded in 1943 as a division of Joshua Hendy Corporation to operate Fleet Oilers for the United States Navy to support World War II efforts. Pacific Tankers, Inc. operated Mission Buenaventura-class oiler, a Type T2 tanker. Each Pacific Tankers, Inc. tanker has a merchant crew of about 9 officers and 39 men. Pacific Tankers Inc. was a major tanker operator for the war with a fleet of over 60 tankers. Pacific Tankers, Inc. continued operations after the war.