Cylindrical Roller Bearing
Class
P4 / P2
Origin
DE / SE
Standard
DIN 620
Lead
3-7 Days
Cylindrical Roller Bearing
In Stock
Double Row Cylindrical Roller Bearing NN3017KTN9/SPVR521 85mm ID for High-Precision Industrial Machinery
ISO 9001 · DIN Certified
<p>Ensure peak precision in high-precision industrial machinery with the <strong>Double Row Cylindrical Roller Bearing NN3017KTN9/SPVR521</strong>, engineered to deliver stable long-term performance in critical applications like CNC machine tools and automation systems. This SKF premium bearing features an 85mm inner diameter and open design, optimizing load distribution for reduced vibration and extended equipment lifespan.</p><ul><li>Double row cylindrical structure minimizes axial play, ensuring consistent accuracy even under heavy radial loads</li><li>Compliant with ISO 9001/DIN standards, backed by our precision-oriented inspection system for reliable quality control</li><li>Single-item packaging with shockproof logistics protection maintains integrity from warehouse to installation</li></ul>
Technical Specifications
- Type
- Cylindrical Roller Bearing
- Precision Class
- P4 / P2
- Certification
- ISO 9001
- Radial Runout
- ≤ 1.5 μm
- Delivery
- 3-7 Business Days
Related Keywords
Reply within 12 hours
NDA available
Full certification docs
Precision packaging
Product Description
Technical Details & Application
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | NN3017KTN9/SPVR521 |
| Type | Roller |
| Number of Row | Double Row |
| Inner Diameter | 85 mm |
| Selling Units | Single Item |
| Package Size Per | 10X10X10cm Batch |
| Structure | Cylindrical |
| Seals Type | Open |
| Gross Weight Per | 0.250kg Batch |
| Trademark | SKF |
| Origin | China |
Application Industries
| Industry | Typical Equipment |
|---|---|
| Machine Tools | CNC Spindles, Precision Lathes, Machining Centers |
| Automation | Robotic Arms, Linear Motion Systems, Servo Motors |
| Semiconductor | Wafer Processing Equipment, Lithography Machines |
| Medical Equipment | Diagnostic Scanners, Precision Surgical Tools |
| Aerospace | Aircraft Actuators, Avionics Testing Equipment |
Reduce Downtime with Precision — SKF NN3017KTN9/SPVR521 Double Row Cylindrical Roller Bearing
Production delays from bearing failures cost manufacturers thousands daily. Mismatched precision grades cause premature wear in high-speed spindles, while scattered suppliers mean longer lead times for critical replacements. When your CNC machine tool or automation system needs reliable rotation, settling for substandard bearings risks more than downtime—it compromises your end product quality.
SKF Authorized Quality, In Stock for Immediate Shipment
As an official SKF distributor, we stock the NN3017KTN9/SPVR521 Double Row Cylindrical Roller Bearing to solve your urgent precision needs. This 85mm ID bearing delivers the stable performance required for high-precision industrial machinery, backed by our ISO 9001-compliant inspection process. Unlike generic suppliers, we provide full certification documents with every order, ensuring traceability from SKF’s production line to your assembly floor.
Engineered for High-Precision Rotational Demands
This double row cylindrical roller bearing excels in applications requiring radial load capacity and precise axial alignment. Its open design minimizes friction in high-speed operations, making it ideal for CNC machine tool spindles and precision automation systems where rotational accuracy directly impacts product tolerances. The robust cylindrical structure handles both continuous operation and variable load conditions, maintaining performance even under the stress of 24/7 production cycles.
Key Technical Features Driving Performance
The NN3017KTN9/SPVR521’s double row configuration increases radial load handling capability compared to single row designs, critical for heavy-duty machining applications. Its precision manufacturing ensures minimal runout, essential for maintaining tight tolerances in semiconductor and medical equipment production. The open seal type allows for lubrication customization, adapting to specific operating temperatures and speed requirements. As an SKF-branded component, it integrates seamlessly with existing SKF bearing systems, simplifying maintenance and replacement processes.
Why Genuine SKF Bearings Lower Total Costs
Counterfeit bearings may offer lower upfront prices, but their inconsistent materials and manufacturing lead to average failure rates 300% higher than genuine SKF products. A single unexpected bearing failure in a critical machine can halt production for days, resulting in lost revenue that far exceeds the cost of authentic components. Our precision testing procedures—compliant with DIN standards—eliminate this risk, ensuring each bearing meets SKF’s strict performance criteria before shipment. Choosing genuine bearings reduces long-term maintenance costs and protects your equipment investment.
Our Commitment to Your Production Continuity
With dual authorization for European premium brands, we provide direct access to SKF’s engineering expertise. Our senior application engineers help verify bearing suitability for your specific equipment, preventing costly选型 mistakes. We maintain sufficient P4/P2 grade stock across 45+ countries, supporting 800+ clients with same-day dispatch for urgent orders. Every shipment includes premium shockproof packaging and full logistics tracking, so you know exactly when your critical components will arrive. Our one-stop procurement process consolidates all your bearing needs, reducing supplier management time by up to 40%.
Packaging & Shipping
- Original SKF packaging with product certification and batch traceability documentation
- Reinforced outer carton for shock protection during transportation
- 3-7 business day delivery for in-stock items to major global industrial hubs
- Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking number provided immediately after order processing
- Minimum order quantity of 1 piece, ideal for emergency repairs and small-batch requirements
Secure Your Production Schedule Today
Every hour your equipment waits for replacement bearings impacts your bottom line. Our in-stock NN3017KTN9/SPVR521 bearings are ready to ship, with technical support available to confirm compatibility before you order. Don’t let bearing issues delay your production—get the precision components you need with the reliability you can trust.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing comes with full certification and can be traced back to SKF’s manufacturing facilities. We provide official authorization documents upon request.
Q: How do I confirm this bearing fits my machine?
A: Our senior application engineers can verify compatibility if you provide your equipment model, operating speed, and load conditions. Contact us with these details for a free technical assessment.
Q: What is the warranty policy?
A: All SKF bearings are covered by the manufacturer’s warranty against manufacturing defects. We handle all warranty claims directly with SKF for efficient resolution.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, allowing you to source exactly what you need for maintenance or small-scale production.
Q: How quickly can you ship this bearing?
A: In-stock bearings ship within 24 hours of order confirmation. Delivery typically takes 3-7 business days to most industrial locations worldwide.
Q: How can I verify the bearing’s authenticity?
A: Each SKF bearing includes laser-etched markings, packaging with holographic security features, and a unique batch code. We provide all documentation needed to cross-verify with SKF’s official channels.
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Submit your inquiry for Double Row Cylindrical Roller Bearing NN3017KTN9/SPVR521 85mm ID for High-Precision Industrial Machinery and our senior application engineers will respond within 12 hours with pricing, availability, and technical documentation.
Authorized European Stock
Genuine FAG & SKF, traceable certificates
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Senior engineers, multi-language support
Full Certification Docs
ISO 9001, DIN 620, material certs available