USS Admiral W. S. Sims (AP-127) was a transport in the United States Navy. She was later renamed USNS General William O. Darby (T-AP-127). Later her name was struck and she was known simply by her hull number. In 1981, she was reclassified as IX-510. Admiral W. S. Sims Admiral W. S. Sims was laid down on 15 June 1944 at Alameda, California, by the Bethlehem Shipbuilding Corporation at Alameda, California, under a Maritime Commission contract (MC null 685); launched on 4 June 1945; sponsored by Mrs. Anne Hitchcock Sims, widow of Admiral William Sims; delivered to the Navy on 27 September 1945 and commissioned the same day. Following shakedown training out of San Pedro and post-shakedown availability at the Todd Shipyards at Wilmington, California, the transport sailed for the Philippines on 20 October with 222 passengers. She arrived at Manila on 6 November, and departed the Philippine port with 4,980 troops and passengers, arriving at San Francisco on 25 November. She commenced her second round-trip voyage to the Philippines with her departure from San Francisco on 7 December. Arriving at Manila on the 22d, the transport sailed for home two days after Christmas. Re-routed on her return voyage, Admiral W. S. Sims reached San Pedro with 4,973 passengers on board on 11 January 1946. She subsequently conducted one troop lift from Okinawa, sailing from San Pedro on 3 February 1946, and bringing home 4,988 Army troops to Seattle, Washington on 6 March. Admiral W. S. Sims made one more voyage to the Far East as a Navy transport. After shifting down the west coast from Seattle to San Francisco, she sailed from the latter port on 27 March for Korean waters, with 2,966 Army troops embarked. The transport arrived at Jinsen (now Inchon), on 11 April 1946, and, after embarking 106 passengers at Jinsen sailed for Okinawa, arriving there on 15 April and embarking 910 additional passengers. Clearing Buckner Bay for the Philippines on 16 April, the ship disembarked 26 people at Manila, and embarked 4,106 others for passage to the west coast of the United States. Admiral W. S. Sims reached San Francisco on 7 May. Decommissioned at San Francisco on 21 June 1946, she was simultaneously transferred to the War Shipping Administration. Admiral W. S. Sims was struck from the Naval Vessel Register on 3 July 1946. General William O. Darby Turned over to the Army for