The United States Naval Sea Cadet Ship (USNSCS) Grayfox (TWR-825) is a training ship, the largest owned by the United States Naval Sea Cadet Corps.
It was assigned to the United States Navy's Atlantic Undersea Testing and Evaluation Center (AUTEC) on Andros Island, Bahamas.
Due to the decreasing threat of torpedoes, the Navy put it out of use in 1995 and transferred it to the USNSCC on August 15, 1997.
Naval Sea Cadet Corps on April 26, 1998 as the USNSCS Grayfox by Mrs. Jack Kennedy, wife of the former National President of the Navy League of the United States.
The large berthing capacity is due to the extension of the main cabin that was constructed by F.C.