Timken JHM840449 Tapered Roller Bearing Cone

Description:

The Timken JHM840449 Z12 tapered roller bearing cone is a precision single cone (inner ring assembly) designed to support high combined radial and axial loads in demanding industrial rotating equipment. Commonly installed in industrial gearboxes, conveyors, mining equipment, construction machinery, agricultural equipment, and power transmission systems where accurate shaft support, high load capacity, and extended bearing life are essential. Maintenance teams, OEMs, and system integrators use this tapered roller bearing cone for equipment repair, replacement, machine rebuilds, and drivetrain retrofits when paired with the compatible Timken JHM840410 tapered roller bearing cup. The "Z12" designation is a manufacturer suffix identifying a specific production variation while maintaining compatibility with the matching cup.

Applications:

The Timken JHM840449 Z12 tapered roller bearing cone is engineered for demanding industrial applications requiring precise shaft alignment and reliable performance under combined radial and axial loads. It is widely used in industrial gear reducers, heavy-duty conveyors, mining and aggregate equipment, construction machinery, agricultural equipment, and other power transmission systems where it operates with the Timken JHM840410 tapered roller bearing cup to provide dependable operation, efficient load distribution, and extended service life.

Technical Specifications:

• Manufacturer: Timken
• Manufacturer Part Number (MPN): JHM840449 Z12
• Product Type: Tapered roller bearing cone
• Bearing Type: Single cone (inner ring assembly)
• Series: JHM840400
• Design Series: TS (Tapered Single)
• Bore Diameter (ID): 200 mm (7.874 in)
• Inner Ring Width (B): 62 mm (2.4409 in)
• Cage Type: Stamped steel cage
• Material: High-grade bearing steel
• Load Type: Combined radial and axial loads
• Dynamic Radial Load Rating (C1): 695,000 N (156,000 lbf)
• Static Radial Load Rating (C0): 1,280,000 N (287,000 lbf)
• Dynamic Axial Load Rating (Ca90): 161,000 N (36,200 lbf)
• Maximum Shaft Fillet Radius: 3.56 mm (0.14 in)
• Weight: 15.3 kg (33.8 lb)
• Compatible Cup: Timken JHM840410

Common Replacements:

• Timken JHM840449 cone + JHM840410 cup
• NTN JHM840449 equivalent
• SKF JHM840449 equivalent