Timken 45290 Tapered Roller Bearing Z14

Description:

The Timken 45290 is a precision single cone tapered roller bearing designed for use with compatible Timken bearing cups in heavy-duty industrial, automotive, agricultural, and power transmission applications. As the inner ring assembly of a single-row tapered roller bearing, it is engineered to support combined radial and axial loads while providing precise shaft alignment, low friction, and long service life. Manufactured from premium bearing steel with a stamped steel cage, it delivers dependable performance in demanding operating environments.

Applications:

The Timken 45290 tapered roller bearing cone is commonly used in gearboxes, transmissions, wheel hubs, axles, agricultural equipment, construction machinery, mining equipment, and industrial power transmission systems. It is designed to pair with compatible Timken bearing cups such as the 45220, 45221, or 45220-B depending on the application requirements.

Technical Specifications:

• Manufacturer Part Number (MPN): 45290
• Manufacturer: Timken
• Product Type: Tapered roller bearing cone
• Bearing Type: Single cone (TS)
• Series: 45200
• Cone Part Number: 45290
• Bore (Inside Diameter): 2.2500 in (57.150 mm)
• Cone Width (B): 1.2188 in (30.958 mm)
• Cage Material: Stamped steel
• Bearing Material: High-carbon chromium bearing steel
• Dynamic Radial Load Rating (C1): 34,500 lbf (153,000 N)
• Static Radial Load Rating (C0): 42,600 lbf (189,000 N)
• Dynamic Thrust Rating (Ca90): 5,090 lbf (22,600 N)
• Maximum Shaft Fillet Radius: 0.090 in (2.300 mm)
• Shaft Backing Shoulder Diameter – Frontface (da): 2.600 in (66.000 mm)
• Shaft Backing Shoulder Diameter – Backface (db): 2.760 in (70.000 mm)
• Effective Center Location: -0.320 in (-8.100 mm)
• Weight: 2.5 lb (1.10 kg)

Common Replacements:

• SKF 45290
• NTN 45290
• Koyo 45290