Timken 3659 Cone W 3620B Cup

Description:

The Timken 3659 cone with 3620B cup is a tapered roller bearing assembly used in heavy-duty rotating equipment and industrial power transmission systems. Commonly installed in industrial gearboxes, conveyor systems, agricultural machinery, mining equipment, construction equipment, and heavy-duty axle assemblies where combined radial and axial loads must be supported. Maintenance teams, OEMs, and system integrators use this bearing assembly for equipment repair, bearing replacement, and drivetrain retrofits to ensure reliable and long-lasting operation.

Applications:

The Timken 3659 cone with 3620B cup is designed for demanding industrial applications requiring accurate shaft alignment and high load capacity. It is widely used in industrial gearboxes, conveyor drives, mining machinery, agricultural equipment, construction machinery, material handling systems, and heavy-duty vehicle axles where durable tapered roller bearing assemblies are essential.

Technical Specifications:

• Manufacturer Part Number (MPN): 3659 / 3620B
• Manufacturer: Timken
• Product Type: Tapered roller bearing assembly
• Bearing Type: Single-row tapered roller bearing (TSF)
• Cone Part Number: 3659
• Cup Part Number: 3620B
• Bearing Series: 3600
• Bore Diameter: 0.9375 in (23.813 mm)
• Outside Diameter: 2.4375 in (61.913 mm)
• Overall Bearing Width: 0.3750 in (9.525 mm)
• Cone Width: 1.1975 in (30.417 mm)
• Cup Width: 0.9375 in (23.813 mm)
• Cup Flange Outside Diameter: 2.6209 in (66.571 mm)
• Cup Flange Width: 0.1875 in (4.763 mm)
• Cage Material: Stamped steel
• Weight: 1.0 lb (0.46 kg)

Common Replacements:

• SKF 3659/3620B
• NTN 3659/3620B
• KOYO 3659/3620B