Introducing the Donaldson primary air filter, meticulously designed to meet ISO 5011 standards. Crafted with high-efficiency cellulose media, this filter excels across a wide range of heavy-duty engine applications. Its corrosion-resistant, coated steel liners provide essential support during operation, optimizing airflow for dependable performance. The Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and promoting a longer service life. With a media material of top-grade cellulose, this filter measures 16.5 inches in length, 3.58 inches inside diameter, and 7.95 inches outside diameter, offering a reliable and efficient filtration solution for your application.