Timken 48620D Tapered Roller Bearing Double Cup

Description:

The Timken 48620D Roller Bearing Double Cup is a double outer cup designed for TDO tapered roller bearing assemblies that support heavy combined radial and axial loads in demanding industrial rotating equipment. It is commonly installed in rolling mills, industrial gearboxes, mining equipment, paper processing machinery, construction equipment, and heavy-duty power transmission systems. Maintenance teams, OEMs, and industrial repair specialists use this double cup for bearing replacement, equipment rebuilds, retrofits, and preventive maintenance to ensure reliable performance and extended service life.

Applications:

The Timken 48620D Roller Bearing Double Cup is engineered for applications requiring high load capacity, excellent resistance to overturning moments, and precise shaft support. Its TDO (Tapered Double Outer) configuration provides a wide effective bearing spread, making it ideal for rolling mills, industrial gearboxes, mining and aggregate equipment, construction machinery, paper processing equipment, and heavy-duty power transmission systems where durability and accurate load distribution are critical.

Technical Specifications:

• Manufacturer Part Number (MPN): 48620D
• Manufacturer: Timken
• Product Type: Tapered Roller Bearing Double Cup
• Bearing Type: Double Outer Cup (TDO)
• Series: 48600
• Cup Part Number: 48620D
• Design Units: Inch
• Bearing Design: Double Row Tapered Roller Bearing Cup
• Outside Diameter (OD): 7.8750 in (200.025 mm)
• Double Cup Width (C): 2.8750 in (73.025 mm)
• Weight: 17.20 lb (7.80 kg)
• Maximum Housing Fillet Radius: 0.030 in (0.800 mm)
• Housing Frontface Backing Diameter (Da): 7.61 in (193.04 mm)
• ISO e Factor: 0.34
• K Factor: 1.74
• Y1 Factor: 2.01
• Y2 Factor: 2.99
• G1 Factor: 440
• G2 Factor: 115
• Geometry Factor (Cg): 0.126
• Typical Applications: Rolling Mills, Industrial Gearboxes, Mining Equipment, Construction Machinery, Paper Processing Equipment, Heavy-Duty Power Transmission Systems

Common Replacements:

• Timken 48685-48620D
• SKF Equivalent Tapered Roller Bearing Double Cup
• NTN Equivalent Tapered Roller Bearing Double Cup