Timken Tapered Roller Bearing Cone & Cup 3490 3420

Description:

The Timken 3490/3420 is a matched single-row tapered roller bearing assembly consisting of the Timken 3490 cone and Timken 3420 cup. Designed to support combined radial and axial loads, this bearing assembly provides precise shaft alignment, high load-carrying capacity, and dependable performance in demanding industrial and automotive applications. It is commonly used in wheel hubs, industrial gearboxes, agricultural machinery, conveyors, and general power transmission equipment.

Applications:

The Timken 3490/3420 tapered roller bearing assembly is engineered for applications requiring reliable performance under combined radial and thrust loads. Its separable cone-and-cup design simplifies installation, inspection, adjustment, and maintenance while ensuring accurate bearing preload. It is suitable for automotive wheel bearings, trailer axles, industrial gearboxes, conveyor drives, agricultural equipment, machine tools, and other heavy-duty rotating machinery.

Technical Specifications:

• Manufacturer Part Number (MPN): 3490/3420
• Manufacturer: Timken
• Product Type: Tapered roller bearing assembly
• Bearing Type: Single-row tapered roller bearing assembly (TS)
• Components Included: Cone 3490 and Cup 3420
• Design Units: Inch
• Bore Diameter (ID): 1.5000 in (38.100 mm)
• Outside Diameter (OD): 3.1250 in (79.375 mm)
• Overall Width (T): 1.1563 in (29.370 mm)
• Cone Width (B): 1.1721 in (29.771 mm)
• Cup Width (C): 0.9375 in (23.813 mm)
• Cage Material: Stamped steel
• Bearing Material: Through-hardened bearing steel
• Dynamic Radial Load Rating (C1): 105,000 N (23,500 lbf)
• Dynamic Radial Load Rating (C90): 27,100 N (6,100 lbf)
• Static Radial Load Rating (C0): 119,000 N (26,800 lbf)
• Dynamic Axial Load Rating (Ca90): 17,000 N (3,820 lbf)
• e Factor: 0.37
• K Factor: 1.60
• Y Factor: 1.64
• Geometry Factor (Cg): 0.0781
• Effective Center Location: -8.6 mm (-0.34 in)
• Maximum Shaft Fillet Radius: 3.60 mm (0.140 in)
• Maximum Housing Fillet Radius: 3.30 mm (0.130 in)
• Weight: Approximately 0.70 kg (1.4 lb)
• Function: Supports combined radial and axial loads while maintaining precise shaft alignment and smooth rotational performance.
• Features: Factory-matched cone and cup, separable design, precision-ground raceways, stamped steel cage, optimized roller geometry, high load capacity, and long service life.

Common Replacements:

• Timken 3490/3420 tapered roller bearing assembly
• SKF 3490/3420 tapered roller bearing assembly
• NTN 3490/3420 tapered roller bearing assembly