SKF Spherical Roller Bearing 21306 30x72x19mm for Gearbox Long Life High Speed
<p>Ensure your gearbox operates at peak performance with the <strong>SKF Spherical Roller Bearing 21306</strong>, engineered to deliver long life and high-speed reliability in demanding applications. This 30x72x19mm precision component minimizes downtime by reducing noise and wear, making it ideal for car fan gearboxes and industrial machinery where consistent performance is non-negotiable.</p><ul><li>Directly sourced from SKF official channels for guaranteed authenticity and full traceability</li><li>Spherical roller design accommodates misalignment, extending service life in real-world operating conditions</li><li>Customizable packaging options available to streamline your inventory management</li></ul>
- 100% genuine -- COC & factory certificates available
- In-stock · bulk & small-batch orders accepted
- ISO · DIN · ABMA · JIS compliant
- Full customs clearance documentation provided
Product Details
Full Specifications & Description
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 21306 |
| Bearing Type | Spherical Roller Bearing |
| Bore Diameter (d) | 30mm |
| Outside Diameter (D) | 72mm |
| Width (B) | 19mm |
| Features | Long Life, High Speed, Low Noise |
| Trademark | SKF |
| Origin | Sweden |
| HS Code | 8482300000 |
| Customerized | Customizable |
| Sample | Available |
| Transport Package | Carton Pallet |
| Package Size | 5.00cm * 10.00cm * 4.00cm |
| Package Gross Weight | 0.200kg |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Automotive | Car Fan Gearbox |
| Industrial Machinery | Gearbox Assemblies |
Need a Reliable SKF Spherical Roller Bearing 21306 for Your Gearbox?
Finding the right bearing for gearbox applications can be challenging—especially when dealing with high-speed operations and varying load conditions. Many buyers face issues like premature failure due to incorrect specifications or unreliable suppliers offering counterfeit products. The 21306 model is critical for maintaining gearbox efficiency, and choosing the wrong bearing can lead to costly downtime and repairs.
Built for Long-Life Performance in High-Speed Gearboxes
The SKF Spherical Roller Bearing 21306 is engineered to address the core challenges of gearbox operation. With dimensions 30x72x19mm, it delivers long life and high-speed capabilities, making it ideal for car fan gearboxes and industrial gearbox assemblies. Our company maintains extensive inventory covering over 95% of conventional models, ensuring same-day shipping for spot goods. We source directly from official channels, providing 100% genuine products with complete traceability.
Optimal Performance in Demanding Gearbox Conditions
This bearing thrives in high-speed rotational environments where misalignment and variable loads are common. Its spherical design allows for angular misalignment compensation, reducing stress on gearbox components during operation. The low noise feature ensures smoother performance, critical for automotive and industrial settings where operational sound levels matter. Whether used in car fan gearboxes or industrial machinery, it maintains consistent performance under temperatures and loads typical of gearbox applications.
Key Engineering Details for Reliable Operation
The 21306 bearing's specifications directly impact its performance in gearbox applications. The 30mm bore diameter and 72mm outer diameter ensure proper fit in standard gearbox housings, while the 19mm width provides stability under radial and axial loads. Its high-speed capability is achieved through precision manufacturing tolerances, reducing friction and heat generation during operation. The long-life feature stems from SKF's quality materials and heat treatment processes, which enhance wear resistance and fatigue strength—essential for extending gearbox maintenance intervals.
Why Choosing the Right Bearing Lowers Total Cost
Selecting a quality spherical roller bearing like the 21306 minimizes long-term costs compared to using inferior alternatives. Poorly made bearings often fail early, leading to unplanned downtime, replacement parts, and labor expenses. This SKF bearing's reliability reduces maintenance frequency, while its high-speed performance ensures gearboxes operate efficiently, lowering energy consumption. By investing in a genuine 21306 bearing, you avoid the hidden costs of premature failures and ensure consistent gearbox operation.
Quality You Can Trust in Every Bearing
We strictly adhere to SKF's global quality management system, with all products sourced directly from official factories and warehouses. Each bearing comes with complete documentation, including original factory certificates and batch inspection reports. Our ISO 9001-certified processes cover raw material testing and成品检验, ensuring every unit meets specification. We offer a factory warranty and support after-sales technical assistance, providing confidence in your purchase. With over 40 export markets, our reputation for reliability is backed by global industrial users.
Packaging & Shipping
- Packaged in carton pallets to ensure protection during transport
- Same-day shipping available for in-stock items
- Flexible delivery options including express, air, and sea freight
- Low minimum order quantity supported for both trial and bulk purchases
Get a Quote for SKF 21306 Spherical Roller Bearing
Whether you need a single unit or bulk order, provide us with your required quantity and destination for a prompt quote. Our team can also assist with verifying compatibility with your gearbox model. With our fast global delivery network, most orders arrive within 7-15 days, ensuring minimal downtime for your operations.
Frequently Asked Questions
Q: Do you supply bearings from other brands besides SKF?
A: Yes, we offer a full range of international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and domestic Chinese brands, supporting multi-brand procurement.
Q: How can I confirm if the 21306 bearing fits my gearbox?
A: Provide your gearbox model or existing bearing dimensions (d x D x B), and our technical team will verify compatibility with the 21306 specifications.
Q: What is the warranty period for this bearing?
A: All SKF bearings come with the original factory warranty. Specific terms are detailed in the product documentation, covering manufacturing defects.
Q: What is the minimum order quantity for the 21306 bearing?
A: We support low minimum orders, including single-unit purchases for testing or maintenance needs.
Q: How long does shipping take to [my location]?
A: Standard delivery to most countries takes 7-15 days. For urgent orders, express shipping options are available upon request.
Q: Can you provide customized packaging or labeling?
A: Yes, we offer customized packaging and label printing services to meet specific customer requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.
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SKF Spherical Roller Bearing 21306 30x72x19mm for Gearbox Long Life High Speed
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