Introducing the Donaldson safety air filter, a crucial component engineered to enhance the protection of your engine. Serving as a dependable backup, it steps in if there is primary filter damage or improper installation, ensuring seamless operation. Its primary role is to prevent contaminants from entering the clean side of the air intake system during primary filter servicing, safeguarding your engine's performance. Engineered with precision, this filter is designed to plug rapidly if contamination manages to bypass the primary filter, promptly alerting operators to address the issue. With precise measurements of 7.48 inches in length, 2.87 inches in inside diameter, and 2.99 inches in outside diameter, this filter adheres to ISO 5011 standards.