Introducing the Donaldson RadialSeal primary air filter, meticulously crafted to meet ISO 5011 standards. This filter features high-efficiency cellulose media, delivering exceptional performance across a wide spectrum of heavy-duty engine applications. The corrosion-resistant, coated steel liners provide crucial support during operation, ensuring maximum airflow efficiency. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and thereby promoting an extended service life. With a substantial length of 21.15 inches, an inside diameter of 5.82 inches, and an outside diameter of 11.09 inches, this filter offers robust and reliable air filtration for your needs.