McCauley’s High-Performance Propeller Receives FAA Certification for Beechcraft King Air B300 Series

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McCauley Propeller Systems, a division of Textron Aviation Inc., has achieved a significant milestone with the successful certification of its latest C780 propeller for the Beechcraft King Air B300 series. The propeller, featuring four aluminum swept blades and a 105-inch diameter, has received approval from the Federal Aviation Administration (FAA).

The C780 propeller offers operators of the King Air B300 series a range of benefits. Its lightweight scimitar blade design contributes to increased payload capacity and improved takeoff and climb performance. Furthermore, passengers can enjoy reduced noise levels in the cabin and cockpit, enhancing the overall flying experience. Additionally, the propeller boasts an extended Time Between Overhaul (TBO) of 5,000 hours or 72 months.

Heidi McNary, the vice president and general manager of McCauley Propeller Systems, expressed pride in the company’s ability to consistently deliver quality and craftsmanship. With 85 years of experience under their belt, McCauley continues to meet and exceed aviators’ expectations.

King Air B300 owners and operators can reap the benefits of the new C780 propeller. The propeller brings about weight savings of over 50 pounds, contributing to improved performance. Textron Aviation also offers a 4,000-hour or 36-month limited propeller warranty, providing customers with additional peace of mind.

Those interested in acquiring the propeller or seeking further information can visit the McCauley Propeller Systems website at

We invite you to share your thoughts on this exciting development in the aviation industry. Leave a comment below!



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