Description
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 21305 |
| Bearing Type | Spherical Roller Bearing |
| Bore Diameter (d) | 25mm |
| Outside Diameter (D) | 62mm |
| Width (B) | 17mm |
| Features | Long Life, High Speed, Low Noise |
| Trademark | SKF |
| Origin | Sweden |
| HS Code | 8482300000 |
| Sample Availability | Available |
| Customization | Customizable |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Automotive | Transmission systems, gearbox assemblies |
| Industrial Machinery | Fan drives, rotating equipment |
| General Manufacturing | Power transmission gearboxes |
Need a Reliable SKF 21305 Spherical Roller Bearing for Gearboxes? Here’s What Matters
Selecting the right bearing for gearbox applications often means balancing precision, noise levels, and durability. Many buyers face challenges with misalignment issues causing premature wear, or bearings that fail to maintain performance under high-speed conditions. When downtime translates to lost production, choosing a bearing that meets exact specifications becomes critical.
Built for Reliable, Long-Term Performance in Gearboxes
The SKF 21305 spherical roller bearing addresses these challenges with its high precision 25x62x17mm dimensions and low noise operation. As a specialized supplier with access to a comprehensive range of SKF products, we ensure you receive bearings that meet original factory standards. This model is particularly suited for gearboxes where misalignment tolerance and consistent rotational performance are required, backed by our ISO 9001-compliant quality control processes.
Where This Bearing Performs Best
This spherical roller bearing excels in moderate to high-speed gearbox applications operating within standard industrial temperature ranges. Its design accommodates minor shaft misalignment, reducing stress on adjacent components. The 21305 bearing is ideal for scenarios where low noise is critical—such as in automotive transmissions or industrial fan drives—where excessive vibration could affect overall system efficiency.
Engineering Details That Matter
The 21305’s 25mm bore diameter and 62mm outer diameter ensure compatibility with common gearbox shafts and housings, while the 17mm width provides optimal load distribution. Its low noise feature stems from precision manufacturing tolerances and optimized internal geometry, which minimize friction during operation. The long-life design is achieved through high-quality materials and heat treatment processes, ensuring resistance to wear even under cyclic loading conditions. These engineering details collectively contribute to reduced maintenance requirements and extended service intervals.
Why Bearing Selection Affects Total Cost
Choosing the correct spherical roller bearing directly impacts total operational costs. A precision-machined SKF 21305 bearing reduces the risk of unplanned downtime caused by premature failure, which can lead to costly repairs and production losses. Unlike lower-quality alternatives that may save on initial cost but require frequent replacement, this bearing’s durability and performance consistency lower long-term expenses. Properly selected bearings also reduce energy consumption by minimizing friction, further contributing to cost savings over the equipment lifecycle.
Quality You Can Rely On
Our bearings undergo rigorous inspection processes, including dimensional accuracy checks and material verification, to ensure compliance with international standards. We provide full traceability documentation, including batch inspection reports, for every SKF 21305 bearing. With a dedicated inventory covering over 95% of conventional SKF models, we support same-day shipping for spot goods, ensuring timely delivery. Our professional technical team is available to assist with installation guidance and after-sales support, ensuring you get the most out of your bearing investment.
Packaging & Shipping
- Packaged in cartons with pallet options for bulk orders
- Standard package dimensions: 12.00cm x 12.00cm x 15.00cm
- Gross weight per package: 1.500kg
- Fast global delivery network with 7-15 day door-to-door service to most regions
- Low minimum order quantities supported, from sample requests to large-scale procurement
Request a Quote for Your SKF 21305 Bearing Requirement
Whether you need a single sample or bulk quantities of the SKF 21305 spherical roller bearing, we can provide competitive pricing and reliable delivery. Contact us with your specific requirements, including quantity and destination, and our team will promptly prepare a tailored quote. Early order confirmation ensures priority processing and faster shipment.
Frequently Asked Questions
Q: Do you supply other bearing brands and models besides SKF?
A: Yes, we offer a full range of international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, and Timken, as well as domestic Chinese brands. We can source any bearing model specified by the customer.
Q: How can I confirm if the SKF 21305 is compatible with my gearbox?
A: Provide your equipment model or existing bearing dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the SKF 21305 specifications.
Q: What is your warranty policy for SKF bearings?
A: All SKF products come with the original factory warranty covering manufacturing defects. Specific warranty terms are provided with each order and are subject to SKF’s global warranty policy.
Q: What is the minimum order quantity for the SKF 21305 bearing?
A: We accept small orders, including single unit purchases for sample testing. There is no strict minimum order quantity, allowing flexibility for both trial and bulk purchases.
Q: How long does it take to ship the SKF 21305 bearing?
A: For in-stock items, we ship the same day. Delivery time varies by destination but typically takes 7-15 days for door-to-door service to most countries and regions.
Q: Can you provide customized packaging or labeling for the SKF 21305?
A: Yes, we offer customized packaging and label printing services according to customer requirements. Please specify your needs when requesting a quote.
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.
