Double Row Cylindrical Roller Bearing NN 3017 KTN9/UP for Precision CNC Machine Tools

Product Specifications

Application Industries

Reduce CNC Downtime with Genuine NN 3017 KTN9/UP Double Row Cylindrical Roller Bearings

CNC machine operators know the frustration of unexpected spindle failure—hours of production lost, maintenance crews scrambling, and deadlines slipping. When precision bearings fail prematurely, the root cause often traces back to substandard components or incorrect选型 that can't handle the rigors of high-speed machining. Sourcing reliable replacements from multiple suppliers only adds complexity, with inconsistent quality and delivery times delaying repairs.

Genuine SKF Bearings, In Stock and Ready for Immediate Shipment

The NN 3017 KTN9/UP Double Row Cylindrical Roller Bearing addresses these challenges directly. As an officially authorized SKF distributor, we guarantee 100% authentic products with full traceability documentation. Our inventory includes P4/P2 precision grade bearings, ensuring this cylindrical roller bearing is available for rapid delivery to minimize your equipment downtime. Designed specifically for CNC machine tool spindles, it delivers the stable performance required for high-precision cutting operations.

Engineered for High-Precision Machining Environments

This double row cylindrical roller bearing excels in applications demanding exceptional radial load capacity and rigidity—critical factors in CNC spindle performance. Its open design allows for precise lubrication control, while the cylindrical structure ensures uniform load distribution across the bearing surface. Whether your machine operates at high speeds or under heavy cutting loads, this bearing maintains dimensional stability, reducing vibration and improving workpiece accuracy.

Technical Features That Define Reliability

The NN 3017 KTN9/UP's design incorporates several key attributes that directly impact machine performance. Its double row configuration provides increased radial load handling capability compared to single row alternatives, making it ideal for heavy-duty machining tasks. The 85 mm inner diameter ensures compatibility with standard spindle shafts, while the roller structure minimizes friction to support higher rotational speeds. As a precision bearing, it meets strict tolerance requirements, ensuring proper fit and alignment within the spindle assembly—essential for maintaining machining accuracy and extending bearing service life.

Why Authenticity Matters for Your Bottom Line

Choosing genuine SKF bearings over counterfeit alternatives delivers clear long-term value. Counterfeit bearings often fail prematurely due to substandard materials and poor manufacturing, leading to unplanned downtime that can cost thousands in lost production. In contrast, this authentic double row cylindrical roller bearing undergoes rigorous testing to meet ISO 9001 and DIN standards, ensuring consistent performance and reliability. The initial investment in genuine components reduces total lifecycle costs by minimizing maintenance requirements and extending intervals between replacements.

Our Commitment to Your Operational Success

Packaging & Shipping

• Original SKF packaging with protective inner casing
• Standard package size: 15.00cm × 15.00cm × 15.00cm
• Package gross weight: 0.200kg
• Express delivery via DHL, FedEx, or UPS available
• Real-time logistics tracking provided for all shipments
• Minimum order quantity: 1 piece

Get Your CNC Spindle Back to Work Faster

Don't let bearing issues keep your CNC machine offline. The NN 3017 KTN9/UP Double Row Cylindrical Roller Bearing is in stock and ready to ship, with our engineering team available to confirm compatibility with your equipment. Every day of downtime impacts your production schedule—secure your replacement bearing today to restore operations quickly.

Frequently Asked Questions