Donaldson's Water Separator Fuel filter, SAE J1985 approved, ensures peak performance. With a 10-micron rating (99% Efficiency) and composite media, this spin-on filter, boasting a 3.66-inch outside diameter and 9.22-inch length, is ideal for #1 or #2 Diesel, Kerosene, Biodiesel up to B20, and JP8.