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Koyo 21309RH W33C3 is a 213 series spherical roller bearing with a 45 mm straight bore. Features a steel cage, annular lube groove with three lube holes (W33), and C3 clearance. Designed for heavy radial and moderate axial loads in industrial gearboxes, fans, and conveying equipment.
MODEL 21309RH W33C3
Returnable: See conditions
Bearings The Koyo Bearing 21309RH W33C3 is a premium spherical roller bearing designed for high-load applications, providing robust support and exceptional durability. This bearing features a steel cage construction, ensuring reliable performance in various demanding environments. Koyo, a trusted name in the bearing industry under the JTEKT brand, integrates decades of expertise and innovation into each product, making the 21309RH W33C3 an ideal choice for automotive and industrial applications.
Key Features
| Type | Spherical roller bearing, designed to accommodate misalignment and heavy radial loads. |
|---|---|
| Cage Material | High-strength steel cage for enhanced durability and reduced friction. |
| Dimensions | Inner diameter of 45 mm, outer diameter of 100 mm, and a width of 25 mm, making it suitable for a wide range of applications. |
| Load Capacity | Capable of handling dynamic loads up to 58, 000 N, ensuring reliability under pressure. |
| Temperature Range | Operates efficiently in temperatures ranging from -30°C to +120°C, providing versatility across various environments. |
Applications
| Automotive Industry | Ideal for use in engines, transmissions, and wheel hubs, where high-load capacity and reliability are critical. |
|---|---|
| Industrial Equipment | Suitable for manufacturing machinery, construction equipment, and conveyor systems, ensuring smooth operation under heavy loads. |
| Agricultural Machinery | Perfect for applications requiring robust bearings that withstand harsh conditions and heavy use. |
Benefits
| Enhanced Performance | Designed to minimize friction and wear, increasing the lifespan of machinery and reducing maintenance costs. |
|---|---|
| Reliability | The spherical design allows for self-alignment, reducing the risk of premature failure and ensuring consistent operation. |
| Versatility | With a broad temperature operating range, this bearing can be utilized in various demanding applications, enhancing operational efficiency. |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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