For some, the concept of how a constant-speed propeller maintains the desired rpm can be a difficult one to grasp. What the FAA’s Airplane Flying Handbook (FAA-H-8083-3B) has to say may help: “When an ...

Propellers are primarily divided into fixed-pitch, which offer a compromise between climb and cruise performance, and various adjustable-pitch types for optimized flight across different conditions.

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 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 ...

Hartzell Propeller announced the launch of Kestrel, its lightweight carbon fiber constant-speed prop—the first entry in its new Falcon composite propeller series. The propellers are specifically ...

Supplier MT-Propeller's 20,000th constant speed unit was installed as part of the company's Whisper Prop system. Southwest Specialty Foods recently added BLR winglet and Whisper Props to its ...

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 ...

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 ...

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 ...

McCauley's C1106 105-inch, five-blade, constant-speed propeller features a composite construction. Wind tunnel testing of McCauley Propeller Systems' C1106 Denali propeller was conducted at Ruag's ...