Elevate your fuel system with Donaldson's Water Separator Fuel filter, meeting SAE J1985 standards. This Spin-On filter, with a 4.25-inch outside diameter and 7.91-inch length, achieves 20-micron efficiency (99%). Thread size 1-14, making it suitable for #1 or #2 Diesel, Kerosene, Biodiesel up to B20, and JP8. Trust Donaldson for efficient and compliant filtration solutions.