The Timken 48385-90012 Double Tapered Bearing Cone and Cup set features a 5-1/2″ inner diameter and 7-1/2″ outer diameter. Made in the United States, this high-quality tapered roller bearing cone is designed for industrial automation and motion control applications. With the renowned Timken brand name and specific model numbers 48385 and 48320-D, this bearing set guarantees reliable performance and durability in mechanical power transmission systems. Perfect for demanding industrial environments, this double tapered bearing cone and cup set is a valuable component for various machinery and equipment.