TIMKEN 672D DOUBLE ROLLER BEARING CUP

Description:

The Timken 672D double roller bearing cup is a precision double outer race designed for TDO tapered roller bearing assemblies that support heavy combined radial and axial loads in demanding industrial applications. Commonly installed in rolling mills, industrial gearboxes, mining equipment, heavy-duty conveyors, and power transmission systems where high load capacity and resistance to overturning moments are required. Maintenance teams, OEMs, and system integrators use this double bearing cup for equipment repairs, bearing replacements, retrofit projects, and preventive maintenance to maximize reliability and service life.

Applications:

The Timken 672D double roller bearing cup is engineered for use with compatible Timken double cone assemblies in TDO bearing configurations. It is widely used in steel processing equipment, mining machinery, material handling systems, industrial drives, and other heavy-duty rotating equipment requiring precise shaft support, excellent load distribution, and dependable performance under continuous operating conditions.

Technical Specifications:

• Manufacturer Part Number (MPN): 672D
• Manufacturer: Timken
• Product Type: Double Roller Bearing Cup
• Bearing Type: Tapered Double Outer (TDO)
• Cup Part Number: 672D
• Series: 675 Series
• Design Units: Inch (Imperial)
• Cup Outside Diameter (D): 6.6250 in (168.275 mm)
• Double Cup Width (C): 2.7500 in (69.850 mm)
• Maximum Housing Fillet Radius: 0.030 in (0.800 mm)
• Housing Backing Shoulder Diameter – Frontface (Da): 6.34 in (160.02 mm)
• K Factor: 1.24
• e Factor: 0.47
• Y1 Factor: 1.43
• Y2 Factor: 2.14
• Geometry Factor (Cg): 0.106
• Heat Generation Factor (G1): 182
• Heat Generation Factor (G2): 37.2
• Configuration: Double Cup (TDO)
• Typical Applications: Rolling mills, industrial gearboxes, mining equipment, material handling systems, heavy-duty conveyors, power transmission systems

Common Replacements:

• Timken 681A-672D
• Timken 682-672D
• Timken 683-672D