Choose Donaldson's Fuel filter for reliable filtration, meeting SAE J1985 standards. The Spin-On design, 3.82-inch diameter, and 7.88-inch length, equipped with 5-micron, 99% efficiency Synthetic media and 1-14 UN thread size, provides efficient protection for #1 or #2 Diesel, Kerosene, Biodiesel up to B20, and JP8.