Introducing the Donaldson primary air filter, a powerhouse in high-efficiency filtration. Designed with precision, its cellulose media delivers exceptional performance across a wide spectrum of heavy-duty engine applications. The corrosion-resistant, steel liners, coated for extra durability, provide steadfast support during operation, maximizing airflow. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and ensuring an extended service life. This filter proudly adheres to ISO 5011 standards, a testament to its quality, and bears the trusted Donaldson brand. With a length of 11.57 inches, inside diameter of 2.83 inches, and outside diameter of 5.83 inches, it's engineered for precision filtration.