USNS Mission Santa Barbara
SS Mission Santa Barbara 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 Santa Barbara (AO-131). Later the tanker transferred to the Military Sea Transportation Service as USNS Mission Santa Barbara (T-AO-131).
Source: Wikipedia — USNS Mission Santa Barbara (CC BY-SA 4.0)