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The Pratt & Whitney T73 (company designation JFTD12) is a turboshaft engine.〔(Greg Goebel's Vectorsite )〕 Based on the JT12A, the T73 powered the Sikorsky CH-54 Tarhe and its civil counterpart Sikorsky S-64 Skycrane flying crane heavy-lift helicopters.〔(Janes: ''JT12'' )〕 Turboshaft versions for naval use are known as the FT12. ==Variants== ;T73-P-1 :Basic military model, rated at 4,500 horsepower (3,355 kW) takeoff power and 4,000 horsepower (2,982 kW) maximum continuous power〔 ;T73-P-700 :Higher-power military model with improved internal components; rated at 4,800 horsepower (3,579 kW) takeoff power and 4,430 horsepower (3,303 kW) maximum continuous power〔 ;JFTD12A-4A :Civilian equivalent of T73-P-1〔 ;JFTD12A-5A :Civilian equivalent of T73-P-700〔Type Certificate E15EA〕 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「Pratt & Whitney T73」の詳細全文を読む スポンサード リンク
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