Timken 52400 Class 3 Tapered Roller Bearing Cone

Description:

The Timken 52400 Class 3 Tapered Roller Bearing Cone is a precision single-row tapered roller bearing cone engineered to support heavy combined radial and axial loads while maintaining accurate shaft alignment in demanding industrial applications. Manufactured to Class 3 precision tolerances, it delivers enhanced running accuracy and reliability for rolling mills, industrial gearboxes, mining equipment, construction machinery, heavy-duty axles, and power transmission systems. Maintenance teams, OEMs, and industrial repair specialists use this bearing cone for equipment replacement, rebuilds, retrofits, and preventive maintenance to maximize bearing performance and service life.

Applications:

The Timken 52400 Class 3 Tapered Roller Bearing Cone is designed for applications requiring high load capacity, precision shaft positioning, and extended service life. It is commonly paired with Timken 52618, 52618P, or 52630X bearing cups and is widely used in rolling mills, industrial gearboxes, mining and aggregate equipment, construction machinery, heavy-duty conveyors, and power transmission equipment where precision and durability are essential.

Technical Specifications:

• Manufacturer Part Number (MPN): 52400 (Class 3)
• Manufacturer: Timken
• Product Type: Tapered Roller Bearing Cone
• Bearing Type: Single Row Tapered Roller Bearing (TS)
• Precision Class: Class 3
• Cone Part Number: 52400
• Series: 52000 Series
• Design Units: Inch
• Cage Material: Stamped Steel
• Bore Diameter (ID): 4.0000 in (101.600 mm)
• Inner Ring Width (B): 1.4219 in (36.116 mm)
• Dynamic Radial Load Rating (C90): 13,000 lbf (57,900 N)
• Dynamic Radial Load Rating (C1): 50,200 lbf (223,000 N)
• Two-Row Dynamic Radial Load Rating (C1): 87,500 lbf (389,000 N)
• Two-Row Dynamic Radial Load Rating (C90): 22,700 lbf (101,000 N)
• Dynamic Axial Load Rating (Ca90): 10,600 lbf (47,100 N)
• Static Radial Load Rating (C0): 77,000 lbf (343,000 N)
• Maximum Shaft Fillet Radius: 0.140 in (3.600 mm)
• Shaft Backing Shoulder Diameter – Frontface (da): 4.37 in (111 mm)
• Shaft Backing Shoulder Diameter – Backface (db): 4.61 in (117 mm)
• Effective Center Location: -0.02 in (-0.5 mm)
• Geometry Factor (Cg): 0.152
• K Factor: 1.23
• Weight: 15.52 lb (7.04 kg)
• Compatible Bearing Cups: Timken 52618, 52618P, 52630X
• Typical Applications: Rolling Mills, Industrial Gearboxes, Mining Equipment, Construction Machinery, Heavy-Duty Power Transmission Systems.

Common Replacements:

• SKF Equivalent Precision Tapered Roller Bearing Cone
• NTN Equivalent Precision Tapered Roller Bearing Cone
• Timken 52618 Bearing Cup