The Timken Company 39412 Roller Bearing Cup

The Timken 39412 roller bearing cup is a single-row tapered bearing cup engineered for precise shaft alignment and high load-carrying capacity under combined radial and thrust loads in heavy-duty rotating equipment and industrial power transmission systems. Commonly installed in industrial gearboxes, conveyor drives, mining equipment, construction machinery, agricultural machinery, and material handling systems where durable tapered roller bearing assemblies are essential for reliable operation. Key specifications include: Manufacturer Part Number (MPN) 39412; Manufacturer Timken; Product Type: tapered roller bearing cup; Bearing Type: single-row tapered roller bearing cup; Bearing Series: 39000; Outside Diameter: 4.1250 in (104.775 mm); Cup Width: 0.6250 in (15.875 mm); Maximum Housing Fillet Radius: 0.080 in (2.03 mm); Housing Backing Shoulder Diameter Da: 3.96 in (100.10 mm); Housing Backing Shoulder Diameter Db: 3.78 in (96.01 mm); Geometry Factor (Cg): 0.0947; ISO e Factor: 0.39; ISO Y Factor: 1.55; Weight: 1.5 lb (0.7 kg). Compatible Cones: Timken 39236, 39250. Common Replacements: SKF 39412, NTN 39412, KOYO 39412.