Elevate the performance of your heavy-duty engine with the Donaldson RadialSeal primary air filter. Crafted with high-efficiency cellulose media, it excels in a wide range of applications, ensuring optimal operation. The corrosion-resistant, steel liners, coated for durability, provide robust support to the media during operation, maximizing airflow for enhanced efficiency. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and promoting a longer service life. This filter meets ISO 5011 standards, a testament to its quality and reliability. With a length of 19.45 inches, inside diameter of 5.82 inches, and outside diameter of 11.09 inches, it's tailored for a precise fit in your system.