The Donaldson P551127 is a high-quality genuine spin-on fuel filter designed to provide superior filtration efficiency, capturing 99% of particles at 10 microns. This robust filter ensures clean fuel delivery, protecting sensitive engine components from contaminants and extending engine life. Featuring a durable construction and precise dimensions, it is engineered for reliable performance in demanding agricultural, construction, and industrial applications. Key specifications include an outer diameter of 93.5 mm, a length of 177 mm, and a thread size of M20 x 1.5, with gasket dimensions of 71.5 mm OD and 62.5 mm ID.