Donaldson's Fuel filter, adhering to SAE J1985 standards, is a Spin-On design, 3.18-inch diameter, and 3.39-inch length, this filter boasts a 25-micron (99% Efficiency) cellulose media. The 3/4-16 thread size ensures easy installation, making it an ideal choice for #1 or #2 Diesel, Kerosene, and Biodiesel up to B100.