Elevate your fuel system with Donaldson's Spin-On Secondary Fuel filter. Compact and efficient, this filter boasts a 3.31-inch outside diameter and a practical 3.94-inch length. Achieving a 10-micron rating at 50% efficiency, it ensures superior filtration. The 3/4-16 thread size ensures easy installation, catering to a variety of fuels, including #1 or #2 Diesel, Kerosene, and Biodiesel up to B100.