Elevate your engine's performance with the Donaldson RadialSeal primary air filter. Engineered with high-efficiency cellulose media, it excels in a wide array of heavy-duty engine applications. The filter's corrosion-resistant, coated steel liners provide vital support to the media, ensuring optimal airflow for maximum efficiency. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media bunching and extending the filter's service life. This filter adheres to ISO 5011 standards, assuring you of its top-notch quality and performance. With a length of 13.00 inches, an inside diameter of 7.72 inches, and an outside diameter of 12.09 inches, it's designed for precision and reliability.