Introducing the Donaldson safety air filter, an essential guardian for your engine's well-being. This filter serves as a reliable backup in case of primary filter damage or improper installation, ensuring uninterrupted performance. It acts as a formidable shield, preventing contaminants from infiltrating the clean side of the air intake system during primary filter servicing, safeguarding your engine's integrity. Engineered to swiftly plug in the event of any contamination bypassing the primary filter, it provides a vital alert for operators. Adhering to ISO 5011 standards, this Donaldson filter stands at 21.55 inches in length, with an inside diameter of 6.04 inches and an outside diameter of 7.64 inches.