proposed twin engine torpedo scout aircraft designed end world war based design fighter enlarged addition bomb bay deemed large carrier operations project cancelled aircraft built instead navy chose order single engine successful guardian design development determined development navy large practically safely operate aircraft carriers new midway class aircraft carriers known battle carriers largest aircraft carriers built nation point difficulty operating massive aircraft size medium bomber result late june submitted design review design following month revised design submitted august existing contract modified instead order aircraft based seat twin engined fighter bomber prototype intended conversion airframe mid wing metal double wasp radial engines mounted streamlined wing intended carry crew members tandem seats featured internal bomb bay radar set radar later replaced design set second seat added radar operator outer wing lengthened feet compared size horizontal increased inches vertical enlarged aircraft weight increased thousand pounds wings folded upwards aboard aircraft carriers hook operated gun armament planned caliber machine guns alternatively cannon bomb bay based installed fuselage stretched inches cancellation cockpit center fuselage wing center section built inspected fall contract prototype terminated january variety factors including navy belief engineers factory capacity producing large practical operations escort carriers believed built better prospect addition proving difficult operations aircraft carriers navy design sources erroneously state case aircraft designated torpedo scout category designation superseded incorporated bomber torpedo scout bomber new attack series specifications data general characteristics crew pilot radar operator length wingspan folded span feet height wing area weight gross weight fuel capacity gallons imp gal powerplant double wasp radial engines propellers bladed diameter performance maximum speed mph feet stall speed mph range nmi internal fuel miles hour combat range nmi radius gallons imp gal drop tanks service ceiling rate climb min wing loading power mass armament guns calibre machine guns pounds capacity bombs internal bomb bay capacity mark torpedo pounds bomb naval pounds smaller bombs pounds depth charges
Grumman XTSF