The Timken Company S3PP Deep Groove Ball Bearing

The Timken Fafnir S3PP is a single‑row deep groove ball bearing engineered to support rotating shafts with low‑friction radial loads and moderate axial thrust in both directions, enabling dependable high‑speed operation in electric motors, pumps, conveyors, gearboxes, and other industrial machinery requiring smooth, low‑maintenance performance. It features a bore diameter of 3/8 in (9.525 mm), outside diameter of 7/8 in (22.23 mm), and bearing width of 0.2812 in (7.142 mm), with steel balls. The bearing provides a dynamic load rating of 830 lbf (3,700 N) and a static load rating of 320 lbf (1,410 N), with a maximum shaft fillet radius of 0.016 in (0.41 mm) and limiting speeds of 18,748 rpm (grease) and 21,872 rpm (oil). Manufactured by Timken Fafnir, its manufacturing part number is PS3PP Z1 FS50160. Common replacements include Timken S3P, SKF R3-2RS equivalent, and NSK R3ZZ equivalent. Typical applications span manufacturing equipment, agricultural machinery, HVAC systems, machine tools, and general industrial power transmission where reliable, low‑maintenance bearing performance is required.