In 1945, preliminary design began on Allison's first turboprop engines. One was the T40 (Allison Model 500), which consisted of two T38 power sections driving co-axial contrarotating propellers ...

Most of the time, an aeronautical engine is only somewhat interesting without the context of the aircraft it's mounted inside. There are a few exceptions, of course. We need not name-drop the ...

There is a saying that goes something on the lines of “if it isn’t broken, don’t fix it.” Although generally a statement to live by, this phrase could at times lead to stagnation and hinder the ...

ROLLS-ROYCE 250-C20 series turboshaft and 250-B17 series turboprop engines (Docket No. 2001-NE-38-AD; Amendment 39-12529; AD 2001-24-12) - supersedes an emergency AD that was sent previously to all ...

This burly airplane the Douglas XA2D Skyshark, is a Navy attack on a pressing problem: how to fly modern bombers off carriers. Straight jets are difficult because they have little thrust on takeoff, ...

The old adage that small is beautiful rings true at Grob Aerospace whose management believes its compact size was a major factor in its ability to fast track its new four-seat turboprop from first ...

The Grumman C-2 Greyhound first flew on November 18, 1964. Designed for carrier onboard delivery, it has served the U.S. Navy ...

MONTREAL, July 14 (Reuters) - Canada is expected to announce government support for Pratt & Whitney to bring a hybrid engine to first flight, as the country eyes a broader role in developing new ...