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''Prevail'' (IX-537) is a modified auxiliary general ocean surveillance ship (AGOS) of the United States Navy previously operated by the U.S. Military Sealift Command as T-AGOS 8. ''Prevail'' was reclassified as Unclassified Miscellaneous (IX) in October 2003 and is unofficially referred to as TSV-1. In this context, TSV stands for Training Support Vessel, and should not be confused with the U.S. Army's Theater Support Vessel initiative. ''Prevail'' is currently assigned to Commander, Carrier Strike Group Four and is operated with a minimal, hybrid crew of civil service and contract mariners. The ship provides a dedicated training support for Strike Group training for U.S. Atlantic Fleet ships, including serving as a platform for training Visit, Board, Search, and Seizure (VBSS) operations. ''Stalwart''-class ships were originally designed to collect underwater acoustical data in support of Cold War anti-submarine warfare operations in the 1980s. ==Design== The Stalwart-class ocean surveillance ships were succeeded by the longer Victorious-class ocean surveillance ships. ''Prevail'' had an overall length of and a length of at its waterline. It had a beam of and a draft of . The surveillance ship had a displacement of at light load and at full load. It was powered by a diesel-electric system of four Caterpillar D-398 diesel-powered generators and two General Electric electric motors. This produced a total of that drove two shafts. It had a gross register tonnage of 1,584 and a deadweight tonnage of 786. The Stalwart-class ocean surveillance ships had maximum speeds of . They were built to be fitted with the Surveillance Towed Array Sensor System (SURTASS) system. The ship had an endurance of thirty days. It had a range of and a speed of . Its complement was between thirty-two and forty-seven. Its hull design was similar to that of the Powhatan-class fleet ocean tugs.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Prevail (IX-537)」の詳細全文を読む スポンサード リンク
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