The agency is concerned that constant speed propellers such as this one may have been returned to service without having been properly overhauled. Courtesy McCauley Propellers The FAA last week warned ...

PIQUA, OH, UNITED STATES, February 25, 2025 /EINPresswire.com/ -- Hartzell Propeller is launching the Kestrel, a lightweight carbon fiber constant speed prop and the ...

Curator Jeremy Kinney explores the contribution of Royal Air Force leader Desmond Cooke to the improvement of Supermarine Spitfires prior to the Battle of Britain. Jeremy Kinney 65 Squadron received ...

Hartzell's Trailblazer 83-inch composite propeller now has an STC for Piper PA-12 and PA-18 Super Cub models. The propeller offers up to a 30% increase in takeoff thrust and nearly 20% higher cruise ...

Germany’s MT-Propeller has received US supplemental type certification for its MTV-27, 5-blade, constant-speed prop on the Texas Turbines Cessna 208/B Supervan. Introduced in 2008, the aircraft is a ...

The famous British Supermarine Spitfire used various propellers during its early service. Rotol Airscrews, Ltd was formed in 1937 as a joint venture of Rolls-Royce and Bristol. The name, a combination ...

The two-blade, 80-inch diameter next-generation advanced structural composite Hartzell Trailblazer swept-tip prop can now replace Hartzell’s aluminum constant-speed propeller which comes standard on ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is one of the propellers ...

Hartzell Propeller has completed Supplemental Type Certificate testing to certify a three-blade propeller for the Piper Cherokee 235, on the path to FAA approval and STC issuance. The FAA Designated ...