Introducing the Donaldson RadialSeal primary air filter, meticulously designed to meet the esteemed ISO 5011 standards. This filter features high-efficiency cellulose media, ensuring optimal performance across a diverse range of heavy-duty engine applications. The corrosion-resistant, coated steel liners provide essential support during operation, maximizing airflow efficiency. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and promoting an extended service life. It comes with precise dimensions of 18.92 inches in length, 9.15 inches inside diameter, and 12.98 inches outside diameter.