Introducing the Donaldson RadialSeal safety air filter, an essential component engineered to provide an added layer of protection for your engine. This filter serves as a reliable backup in case of primary filter damage or improper installation, ensuring uninterrupted performance. Its primary function is to prevent contaminants from infiltrating the clean side of the air intake system during primary filter servicing. Designed with precision, it is crafted to plug rapidly if contamination manages to bypass the primary filter, promptly alerting operators to address the issue. With exact measurements of 12.28 inches in length, 2.55 inches in inside diameter, and 3.32 inches in outside diameter, this filter complies with ISO 5011 standards, ensuring quality and dependability for your engine.