Introducing the Donaldson primary air filter, a meticulously designed filtration solution that meets ISO 5011 standards. Crafted with precision using Ultra-Web Nanofiber media material, it achieves up to 99.99% efficiency, providing enhanced protection for high-dust applications. This filter is engineered to effectively shed dust during equipment vibration, resulting in a prolonged filter life and fewer replacements, ultimately reducing maintenance efforts. Operating seamlessly in extreme temperature and humidity conditions, it offers versatility and reliability in various environments. With a length of 26 inches, an inside diameter of 8.38 inches, and an outside diameter of 12.74 inches, it ensures a precise fit for seamless integration into your system.