Explore Donaldson's Primary Fuel filter, adhering to SAE J806 standards. The Spin-On design, with a 3.68-inch diameter and 3.94-inch length, features a 30-micron (99% Efficiency) cellulose media. The M20 x 1.5 thread size ensures easy installation, providing reliable filtration for #1 or #2 Diesel, Kerosene, Biodiesel up to B20, and JP8.