Double Row Cylindrical Roller Bearing NN3017KTN9/SPVR521 for High-Precision Industrial Machinery
<p>Ensure peak performance in high-precision industrial machinery with the <strong>SKF NN3017KTN9/SPVR521</strong> double row cylindrical roller bearing, engineered to deliver exceptional rotational accuracy and load capacity for critical applications. This open-structure bearing (85mm inner diameter) minimizes friction and heat buildup during continuous operation, reducing downtime and extending equipment lifespan—ideal for manufacturers prioritizing reliability in precision machinery.</p><ul><li>Double row design provides superior radial load handling and axial rigidity, maintaining alignment even under heavy workloads</li><li>Directly sourced from SKF official channels, ensuring 100% genuine quality with complete traceability and factory warranty</li><li>Optimized for seamless integration into high-precision systems, supporting consistent performance in steel mills, power plants, and precision machinery operations</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 | NN3017KTN9/SPVR521 |
| Bearing Type | Roller |
| Number of Row | Double Row |
| Inner Diameter | 85 mm |
| Structure | Cylindrical |
| Seals Type | Open |
| Trademark | SKF |
| Origin | China |
| Selling Units | Single Item |
| Gross Weight Per | 0.250 kg Batch |
| Package Size Per | 10X10X10cm Batch |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Wind Power Generation | Main shaft systems, gearbox components |
| Steel Mills | Rolling mill stands, conveyor systems |
| Construction Machinery | Hydraulic excavators, crane booms |
| Industrial Machinery | High-precision machine tool spindles |
Need a High-Precision Double Row Cylindrical Roller Bearing? The NN3017KTN9/SPVR521 Delivers
Finding the right bearing for critical industrial machinery often means navigating complex specifications and questionable authenticity. Many buyers face costly delays from incompatible dimensions or premature failures due to substandard materials. When your equipment depends on precision, choosing a reliable supplier with direct access to authentic bearings isn't just a preference—it's essential.
Engineered for High-Precision Industrial Performance
The NN3017KTN9/SPVR521 SKF cylindrical roller bearing addresses these challenges with its double row design, ideal for applications requiring high radial load capacity and precise rotational accuracy. As part of our comprehensive SKF bearing range, this product benefits from our direct supply chain, ensuring you receive 100% genuine components with complete traceability. Whether used in steel mill rolling stands or wind turbine gearboxes, its open structure and robust construction support consistent performance in demanding industrial environments.
Optimal Performance in Heavy-Duty Conditions
This double row cylindrical roller bearing excels in applications with high radial loads and moderate speeds, common in heavy machinery and precision equipment. Its 85 mm inner diameter and cylindrical structure provide stable load distribution, while the open seal design allows for easy lubrication maintenance—critical for extending service life in dusty or high-temperature industrial settings. Proper selection of this bearing helps minimize vibration, reduce noise, and prevent unplanned downtime in critical operations.
Key Engineering Features for Reliable Operation
The NN3017KTN9/SPVR521 incorporates design elements that directly impact performance. Its double row configuration increases radial load capacity compared to single row alternatives, making it suitable for heavy-duty machinery like mining equipment. The precision manufacturing ensures tight dimensional tolerances, essential for interchangeability in OEM replacement scenarios. The roller design reduces friction, which translates to lower energy consumption and heat generation—key factors in maintaining operational efficiency in continuous-use applications. Additionally, the bearing's construction from high-quality materials supports resistance to wear, ensuring longer service intervals between replacements.
Why Precision Bearings Reduce Total Cost of Ownership
Investing in a high-precision SKF cylindrical roller bearing like the NN3017KTN9/SPVR521 delivers long-term value by minimizing hidden costs. Inferior bearings often fail prematurely, leading to production halts, emergency repairs, and potential damage to adjacent components. This model's adherence to SKF's global quality standards ensures reliable performance, reducing maintenance frequency and extending equipment lifespan. By selecting the correct bearing upfront—with dimensions, load capacity, and precision matched to your application—you avoid the cumulative expenses of unplanned downtime and frequent replacements, ultimately lowering your total cost of ownership.
Assured Quality Through Rigorous Standards
Our commitment to quality is reflected in every aspect of the NN3017KTN9/SPVR521 supply process. All products are sourced directly from official SKF channels, eliminating middlemen and ensuring authenticity. Each bearing undergoes strict quality control checks in accordance with SKF's global management system, covering dimensions, material hardness, and surface finish. We provide complete documentation, including factory certificates and batch inspection reports, to verify traceability and compliance. With a focus on customer trust, we offer a factory warranty covering manufacturing defects, giving you confidence in your purchase.
Packaging & Shipping
- Packaged in 10x10x10cm batches, ensuring protection during transit
- Same-day shipping available for in-stock items
- Flexible delivery options including express courier, air, and sea freight
- Low minimum order quantity, supporting both small and large-scale procurement
Get Your NN3017KTN9/SPVR521 Bearing Quote Today
Whether you need a single unit for maintenance or bulk quantities for OEM production, we can fulfill your requirements. Provide your specific needs—including quantity, delivery location, and any custom packaging requests—and our team will promptly share pricing and availability. With our extensive SKF inventory and global delivery network, we ensure you receive the right bearing when you need it.
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. We can source bearings according to your specified brand and model requirements.
Q: How can I confirm if the NN3017KTN9/SPVR521 is compatible with my equipment?
A: Provide your equipment model or existing bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the NN3017KTN9/SPVR521 specifications.
Q: What warranty coverage do you offer for SKF bearings?
A: We provide the original factory warranty covering manufacturing defects. The specific warranty period and terms are detailed in the product documentation, with replacements available for verified quality issues.
Q: What is the minimum order quantity for this bearing?
A: We support low minimum order quantities, including single-item purchases, to accommodate both maintenance needs and small-scale projects.
Q: How long does shipping take to international destinations?
A: In-stock items ship the same day, with delivery to most countries and regions within 7-15 days via our global logistics network. Exact transit times depend on the selected shipping method and destination.
Q: Can you provide custom packaging or labeling for this bearing?
A: Yes, we offer customized packaging and label printing services to meet specific customer requirements, including branding and compliance with import regulations.
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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Double Row Cylindrical Roller Bearing NN3017KTN9/SPVR521 for High-Precision Industrial Machinery
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