KOYO 6019 and 6020 bearings are large-size deep groove ball bearings designed for heavy-duty industrial applications. These bearings feature ZZ (metal shield) seals and C3 radial internal clearance for high-speed performance and contamination resistance.
| Model | Inner Diameter (mm) | Outer Diameter (mm) | Width (mm) | Dynamic Load (kN) | Speed Limit (rpm) |
|---|---|---|---|---|---|
| 6019 ZZ C3 | 95 | 145 | 24 | 57.8 | 6300 |
| 6020 ZZ C3 | 100 | 150 | 24 | 61.2 | 6000 |
| Factor | 6019 ZZ C3 | 6020 ZZ C3 |
|---|---|---|
| Radial Load Capacity | Up to 28 kN | Up to 30.5 kN |
| Recommended Applications | Medium-duty motors | Heavy-duty pumps |
Client: Yangtze River Steel Group
Problem: Frequent bearing failures in hot rolling line (2-3 month lifespan)
Solution: Upgraded to KOYO 6020 ZZ C3 bearings with modified lubrication ports
Result: 11-month continuous operation, 68% reduction in downtime
Client: GreenPower Wind Farm
Challenge: Premature bearing wear in 2.5MW turbines
Implementation: Full drivetrain upgrade using 6019 ZZ C3 bearings
Outcome: 22% increase in maintenance intervals, 15% torque improvement
Contact our bearing engineers for application-specific recommendations:
Email: info@vivalr.com
Phone: (86) 158 6678 1826
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