Introducing the Donaldson primary air filter, meticulously engineered to meet the highest standards of performance and reliability. Crafted with precision, this filter is certified to meet ISO 5011 standards, ensuring exceptional quality and effectiveness. The media material, composed of high-efficiency cellulose, ensures efficient filtration across a wide spectrum of heavy-duty engine applications. Its corrosion-resistant, coated steel liners provide vital support 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. With exact measurements of 15.00 inches in length, 3.24 inches in inside diameter, and 5.24 inches in outside diameter, this filter is tailored to provide optimal airflow and extend the lifespan of your engine. Trust in Donaldson's commitment to quality and precision for your filtration needs.