Elevate your filtration game with the Donaldson BLUE primary air filter, setting a new standard of excellence in high-dust environments. Boasting an impressive 99.99% efficiency, it offers top-tier protection. Specifically engineered to shed dust during equipment vibration, this filter ensures an extended lifespan, resulting in fewer replacements and reduced maintenance efforts. Its ability to perform seamlessly in extreme temperature and humidity conditions showcases its reliability. The addition of a reliable, leak-resistant Radial Seal technology keeps filters securely in place even under heavy vibration, further enhancing its durability. With ISO 5011 standards compliance, you can trust in its quality. Featuring a length of 21.18 inches, an inside diameter of 5.83 inches, and an outside diameter of 11.1 inches, it provides a precise fit for seamless integration.