Timken 17580/17520 Tapered Roller Bearing Cup and Cone

Description:

The Timken 17580/17520 tapered roller bearing assembly is used to support combined radial and axial loads while providing precise shaft alignment and reliable rotational performance in industrial and automotive applications. Commonly installed in wheel hubs, trailer axles, industrial gearboxes, agricultural equipment, and power transmission systems where durable tapered roller bearings are required. Maintenance technicians, OEMs, and system integrators use this bearing assembly for equipment repairs, wheel bearing service, preventative maintenance, and replacement of worn bearing assemblies, including Harley-Davidson OEM part 47550-74.

Applications:

The Timken 17580/17520 tapered roller bearing assembly is commonly used in industrial machinery, trailer hubs, agricultural equipment, automotive wheel hubs, and Harley-Davidson motorcycles where dependable load capacity, smooth rotation, and long bearing life are essential. This assembly consists of the Timken 17580 bearing cone matched with the Timken 17520 bearing cup to provide a complete single-row tapered roller bearing assembly.

Technical Specifications:

• Manufacturer: Timken
• Model / Part number: 17580 / 17520
• Product type: Tapered roller bearing assembly
• Bearing type: Single-row tapered roller bearing (TS design)
• Bearing cone: Timken 17580
• Bearing cup: Timken 17520
• Bore diameter: 0.6250 in (15.875 mm)
• Outside diameter: 1.6875 in (42.863 mm)
• Overall bearing width: 0.6563 in (16.670 mm)
• Cone width: 0.6563 in (16.670 mm)
• Cup width: 0.5313 in (13.495 mm)
• Dynamic radial load rating (C1): 7,070 lbf (31,400 N)
• Static radial load rating (C0): 6,560 lbf (29,200 N)
• Cage material: Pressed steel
• Design units: Imperial
• Weight: Approximately 0.30 lb (0.10 kg)
• Replaces: Harley-Davidson OEM 47550-74

Common Replacements:

• SKF 17580/17520 tapered roller bearing
• NTN 17580/17520 tapered roller bearing
• KOYO 17580/17520 tapered roller bearing