Product Specifications
| Parameter |
Details |
| Model NO. |
NN3018 KTN9/UPVR522 |
| Type |
Roller |
| Number of Row |
Double Row |
| Inner Diameter |
06 |
| Selling Units |
Single Item |
| Single Gross Weight |
0.250kg |
| Single Package Size |
10X10X10cm |
| Structure |
Cylindrical |
| Seals Type |
Open |
| Trademark |
SKF |
| Origin |
China |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers |
| Mining |
Crushers, Conveyors, Drilling Equipment |
| Steel & Metallurgy |
Rolling Mills, Furnace Components |
| Industrial Machinery |
Machine Tool Spindles, Gearboxes |
Reduce Downtime with High-Temperature Resistant SKF NN3018 KTN9/UPVR522 Double Row Cylindrical Roller Bearing
Industrial operations in high-heat environments often face unexpected shutdowns when bearings fail prematurely. Maintaining productivity becomes challenging when sourcing replacement parts requires coordinating with multiple suppliers, each with varying lead times and quality standards. For maintenance teams working on construction machinery or mining equipment, these delays can escalate project costs and disrupt critical timelines.
Genuine SKF Bearings with Proven High-Temperature Performance
The SKF NN3018 KTN9/UPVR522 double row cylindrical roller bearing is engineered to address these challenges. As an official SKF distributor, we ensure every unit is sourced directly from the manufacturer, backed by ISO 9001 quality certification. This bearing’s robust design makes it ideal for applications like construction machinery gearboxes and industrial furnace conveyors, where high temperatures and heavy loads are constant factors. Our large centralized inventory means we can fulfill orders quickly, minimizing equipment downtime.
Engineered for Extreme Heat and Heavy Loads
This double row cylindrical roller bearing excels in operating environments where temperatures rise significantly, such as steel mill rolling stands or mining crusher gearboxes. Its cylindrical structure allows for efficient load distribution, handling both radial and axial forces while maintaining stability at high rotational speeds. The open seal design facilitates heat dissipation, a critical feature for equipment operating in continuous high-temperature conditions. Choosing the right bearing for these applications directly impacts equipment lifespan and maintenance frequency.
Key Technical Features for Reliable Performance
The NN3018 KTN9/UPVR522’s double row configuration provides increased radial load capacity compared to single row alternatives, making it suitable for heavy-duty machinery. The KTN9 designation indicates a cage design optimized for high-speed operation, ensuring consistent roller guidance and reducing friction-generated heat. With a single gross weight of 0.250kg and compact 10X10X10cm package size, this bearing balances durability with practical installation requirements. Its precision engineering ensures compatibility with original equipment specifications, reducing the risk of premature wear or misalignment.
Avoid Hidden Costs of Substandard Bearings
Using non-genuine bearings in high-temperature applications often leads to early failure, resulting in unplanned maintenance, equipment downtime, and potential damage to adjacent components. The true cost includes not just replacement parts but also lost production and labor expenses. As an authorized SKF distributor, we guarantee each bearing meets strict quality standards, eliminating these risks. Our unified quality inspection system ensures every unit undergoes thorough testing before shipment, providing long-term reliability that reduces total operational costs.
Why Global Buyers Choose Our Bearing Solutions
Our position as a dual-brand authorized distributor (SKF & Timken) means clients benefit from official product traceability and manufacturer-backed warranties. With 1,200+ clients across 55+ countries, we’ve established a proven track record in delivering industrial bearings for critical applications. Our cross-brand technical team provides expert support for选型 and installation, ensuring optimal bearing performance. We maintain large centralized inventory to support urgent orders, with streamlined logistics for global delivery. Every bearing comes with complete documentation, including quality certification and export compliance paperwork, meeting the requirements of large-scale engineering projects.
Packaging & Shipping
- Original SKF packaging with product certification and batch traceability
- Secure outer packaging to prevent damage during transit
- Shipping within 3-7 business days for in-stock items
- Multiple logistics options: DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking provided for all shipments
- Minimum order quantity: 1 unit, supporting emergency maintenance needs
Get Your High-Temperature Bearing Delivered Fast
Don’t let equipment downtime affect your project deadlines. The SKF NN3018 KTN9/UPVR522 bearing is in stock and ready to ship. Send us your requirements today, and our team will confirm availability and provide a detailed quote within one working day. The sooner you order, the sooner your machinery can return to full operation.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official authorized SKF distributor. Every bearing is sourced directly from SKF and comes with complete traceability documentation.
Q: How can I confirm this bearing fits my equipment?
A: Provide your equipment model or specific application parameters, and our technical team will verify compatibility at no cost.
Q: What is the warranty policy?
A: All SKF bearings come with the manufacturer’s standard warranty, covering manufacturing defects with unconditional replacement.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, making it suitable for emergency maintenance and small-scale requirements.
Q: How long does shipping take?
A: In-stock items ship within 3-7 business days. We offer DHL, FedEx, UPS, air, and sea freight options to match your timeline.
Q: How can I verify the bearing’s authenticity?
A: Each bearing includes SKF’s original packaging with security features. We also provide certificate of authenticity and batch traceability documentation upon request.
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