Our high-performance Spherical Roller Bearings are precision-engineered for industrial applications requiring extreme reliability and heavy-load capacity. Featuring a drum-shaped roller design assembled between an inner ring with two raceways and an outer ring with a spherical raceway, these bearings provide an exceptional self-aligning function. This allows the bearing to automatically adjust to shaft bending or misalignment without increasing the internal burden, ensuring smooth operation in the most challenging mechanical environments.
Designed to withstand significant radial loads and bidirectional axial loads, these bearings are ideal for heavy-duty machinery and high-impact scenarios. With customizable options including tapered bores (K type) for easy mounting and the W33 suffix for lubrication grooves and holes, our spherical roller bearings offer the versatility and durability needed to reduce downtime and extend the service life of your equipment across various general machinery sectors.
Detailed Parameters
| Roller Design | Drum-shaped double row spherical rollers | Outer Ring Shape | Spherical raceway for self-alignment |
|---|---|---|---|
| Load Capacity | High radial and bidirectional axial loads | Misalignment Range | Permissible angular misalignment 0.5° to 2° |
| Bore Options | Cylindrical or Tapered (1:12 ratio) | Cage Materials | Steel plate, Polyamide, or Copper alloy |
| Lubrication Feature | W33 (Lubrication groove & holes available) | Installation Methods | Direct mount, locking sleeve, or disassembly cylinder |
| Speed Rating | Optimized for low to medium speed rotation | Application Fit | Heavy load and impact load environments |
Key Advantages
Automatic Self-Alignment
Corrects shaft bending or casing misalignment automatically, preventing premature wear and bearing failure.
Extended Service Life
Superior load distribution and high-grade materials ensure long-term durability under heavy industrial stress.
Heavy Load Capacity
Specifically engineered to handle massive radial loads and impact forces without deformation.
Versatile Mounting
Available in tapered bores for convenient installation and precise radial clearance regulation.
Advanced Lubrication
Integrated W33 lubrication grooves and holes ensure optimal oil flow to critical contact points.
Material Flexibility
Multiple cage options (Steel, Polyamide, Copper) to match specific temperature and speed requirements.
Product Gallery
Management Platforms
Inventory Control
Real-time tracking of all bearing series to ensure immediate shipping and availability.
Precision QC
Strict adherence to dimensional tolerances and load ratings for every batch produced.
Custom Engineering
Tailored production based on customer requirements for specific bore types and lubricants.
Logistics Sync
Integrated shipping platforms to ensure secure and timely delivery of heavy machinery parts.
Series Management
Categorized management from 22300 and 23100 series for rapid technical selection.
Technical Support
Professional guidance on radial clearance and limiting speeds for optimal installation.
Investment Return Comparison
| Performance Metric | Standard Bearings | Our Spherical Bearings |
|---|---|---|
| Alignment Tolerance | Low / Rigid | High / Self-aligning |
| Load Endurance | Moderate | Extreme Radial/Axial |
| Maintenance Cycle | Frequent | Extended Intervals |
| Installation Speed | Standard | Rapid (Tapered Bore) |
| Equipment Uptime | Standard | Significantly Increased |
Frequently Asked Questions
The primary benefit is the self-aligning capability, which allows the bearing to compensate for shaft misalignment or bending, reducing stress and preventing premature failure.
The W33 suffix indicates that the outer ring is equipped with a lubrication groove and several lubrication holes to facilitate easier greasing and oiling.
No, they are not suitable for carrying pure axial loads. They are designed for heavy radial loads and can support a limited amount of axial loads in both directions.
The K type tapered bore makes mounting and dismounting more convenient and allows the user to regulate the radial clearance of the bearing during installation.
For high-impact or heavy-duty environments, a steel plate stamped cage is generally recommended for its superior strength and robustness.
Limiting speeds vary by size and lubrication (Grease vs. Oil), but generally, they are designed for stable operation in low to medium speed rotations.
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