This safety filter, brought to you by Donaldson RadialSeal, serves as a reliable backup to safeguard against primary filter damage or improper installation. It acts as a crucial line of defense, preventing contaminants from infiltrating the clean side of the air intake system during primary filter servicing. With a length of 8.90 inches, an inside diameter of 2.56 inches, and an outside diameter of 3.32 inches, it is designed for optimal performance. Additionally, it's engineered to plug rapidly if contamination bypasses the primary filter, alerting operators to the issue. This filter meets the stringent ISO 5011 standards, ensuring performance you can trust.