The Fleetguard FF5688 is a high-performance spin-on primary fuel filter engineered to provide superior protection for diesel engine fuel systems. With an overall height of 175.26 mm and a largest outer diameter of 93.47 mm, this filter features an M20 X 1.5-6H INT thread. It is designed to meet OEM specifications for various applications, including Cummins QSB, QSL, and X series engines, a wide range of John Deere agricultural machinery, and Volvo Construction Equipment models like the EC210C and L120F, ensuring clean fuel delivery and optimal engine longevity.