USNS Dalton Victory (T-AK-256)

USNS Dalton Victory (T-AK-256) was a Greenville Victory cargo ship acquired by the U.S. Navy in 1950.

In 1960 she was renamed USNS Sunnyvale (T-AGM-5) and placed in service as a missile range instrumentation ship, and assigned to the Pacific Missile Range, where she performed missile tracking duties.

Constructed in Los Angeles, California
Dalton Victory (T-AK-256) was built by California Shipbuilding Corporation, Los Angeles, California, and was completed in 1944.

Acquired by MSTS as a cargo ship
Dalton Victory was acquired by the Navy and assigned to the Military Sea Transportation Service (MSTS) in a noncommissioned status on 9 August 1950.

Assigned as a missile tracking ship
On 27 October 1960 Dalton Victory was reconfigured as a missile range instrumentation ship and renamed USNS Sunnyvale (T-AGM-5).

USNS Sunnyvale carried out a multitude of duties in the Pacific Ocean through 1962, including operations in support of the Pacific Missile Range, Point Mugu, California.

Inactivation
Sunnyvale was place out of service at an unknown date, and was struck from the Navy List on 15 December 1974. She was disposed of by the U.S. Maritime Administration on 17 July 1975.