Optimize fuel purity with Donaldson's JIS D 1611-approved Water Separator Fuel filter. Featuring a Spin-On design, 3.85-inch outside diameter, and 5.47-inch length, it achieves 10-micron efficiency (99%) using cellulose media. Thread size 3/4-16, suitable for #1 or #2 Diesel, Kerosene, Biodiesel up to B20, and JP8. Trust Donaldson for reliable fuel filtration.