Core Insights - The Pratt & Whitney Canada PT6A turboprop engines have achieved over 1 million flight hours in 2025, marking nearly 50 years of service in agricultural aviation and firefighting missions [1][3] - The PT6A engine family has produced close to 5,000 engines since its inception, with eight different models developed to support various aerial applications [1][2] - The PT6 engine family has powered over 155 different aircraft types and accumulated more than 500 million flying hours since its introduction in 1963, showcasing its reliability and performance [3] Company Overview - Pratt & Whitney Canada is a subsidiary of RTX, a leading aerospace and defense company with over 185,000 employees and projected sales exceeding $80 billion in 2024 [5] - The company has a global service network with more than 55 facilities in 25 countries, providing maintenance, repair, and overhaul (MRO) services for its engines [5] Industry Impact - The PT6A engines are utilized in single-engine aircraft manufactured by Air Tractor and Thrush Aircraft, which play a crucial role in ensuring food supply, pest control, forest health, and firefighting efforts globally [2][3] - The PW100 engine family powers waterbombers like the DHC-415 and DHC-515, which are essential for firefighting missions, including those in California [4]