FILTRATION SOLUTIONS AIRCRAFT, HELICOPTERS AND ENGINES Donaldson has Decades of Experience in Fuel Filtration We offer complete system solutions for aircraft, helicopter and engine fuel filtration: replacement cartridge or spin-on filters, housings, clogging indicators, bypass valves, and visual or electrical bypass indicator systems. We are an industry leader in fuel filtration for civilian and military helicopters. Our ice-tolerant filter is designed specifically for use in low-temperature environments — without the need for antifreeze or mechanical heating systems.

I Fuel Filter used on Fuel Filtration Products to Meet Your Needs Donaldson engineers work continuously to design filters that meet the stringent specifications of today's engines and equipment. We employ the latest technologies to deliver reliable products with the best balance of operating life and efficiency: • Numerical designs and simulations using CAD, CFD and FEA • Computer modeling for size, weight, life and efficiency • Filter and media modeling • Advanced manufacturing technologies, e.g., aeronautical casting • State-of-the art test labs Fuel Filters and Strainers Donaldson filters...