Precision Machine Tool Cylindrical Roller Bearing NN3014 KTN/HC5SP SKF Double Row Open Type for High-End CNC Equipment

Product Specifications

Application Industries

Prevent CNC Downtime with Genuine SKF NN3014 KTN/HC5SP Precision Machine Tool Bearing

CNC machine operators know the cost of unexpected spindle failure—hours of production loss, missed deadlines, and expensive repairs. When low-quality bearings fail prematurely, the replacement process often involves tracking down multiple suppliers, verifying part authenticity, and waiting weeks for delivery. These delays compound the financial impact of equipment downtime, especially for high-precision manufacturing operations.

Direct Access to SKF Authorized Inventory for Critical Repairs

As an official SKF distributor, we eliminate these frustrations by maintaining stock of the NN3014 KTN/HC5SP Double Row Cylindrical Roller Bearing—specifically engineered for high-end CNC equipment. This precision machine tool bearing features an open design optimized for spindle applications requiring minimal friction and maximum radial load capacity. Our ISO 9001-compliant inspection process ensures every unit meets SKF’s strict performance standards before shipping.

Engineered for High-Speed, High-Precision Machining

The NN3014 KTN/HC5SP excels in environments where tight tolerances and consistent performance are non-negotiable. Its double row cylindrical roller design delivers superior rigidity under heavy cutting loads, while the HC5SP precision class ensures minimal runout for surface finish quality. This makes it ideal for CNC lathes, milling machines, and grinding centers operating at sustained speeds, where bearing performance directly impacts part accuracy and tool life.

Key Technical Features That Matter in Machining Applications

The NN3014 KTN/HC5SP’s 70 mm inner diameter and double row configuration provide the radial load capacity essential for spindle applications, supporting both static and dynamic loads without compromising precision. The open seal type reduces friction in oil-lubricated systems, a critical advantage in high-speed operations where heat generation must be controlled. SKF’s KTN cage design enhances roller guidance, ensuring stable operation even during rapid acceleration and deceleration common in CNC machining cycles.

Why Authenticity Translates to Lower Total Cost

Counterfeit bearings may offer initial cost savings, but they typically fail 30-50% faster than genuine SKF products in precision applications. A single spindle failure from substandard bearings can cost thousands in production losses alone, not counting repair parts and labor. Our authorized distribution channel guarantees each NN3014 KTN/HC5SP bearing comes with full certification documentation, ensuring traceability from manufacture to delivery and eliminating the hidden costs of counterfeit components.

Our Commitment to CNC Operators Worldwide

Packaging & Shipping

• Original SKF packaging with product certification documentation
• Protective inner box with outer carton reinforcement (16.00cm × 16.00cm × 16.00cm)
• Package gross weight: 0.300kg per unit
• Expedited delivery options for emergency repairs
• Full logistics tracking provided from warehouse to delivery
• Minimum order quantity: 1 unit

Get Your CNC Spindle Back to Work Faster

Every hour your CNC machine sits idle costs money. Our stock of genuine SKF NN3014 KTN/HC5SP bearings means you can get the exact replacement part you need without unnecessary delays. Whether you’re performing scheduled maintenance or addressing an unexpected failure, we streamline the procurement process so you can focus on production.

Frequently Asked Questions