Double-Row Cylindrical Roller Bearing NN 3024 TN3/SPW33 for CNC Machine Tools

Product Specifications

Application Industries

Stop CNC Downtime with Precision Bearings You Can Trust

CNC machine operators know the cost of unexpected downtime—missed deadlines, idle labor, and disrupted production schedules. When bearings fail prematurely, the root cause often traces back to substandard components or incorrect part selection. Sourcing reliable double-row cylindrical roller bearings for critical spindle applications shouldn’t require navigating a maze of suppliers or compromising on quality.

Genuine SKF NN 3024 TN3/SPW33 Bearings, In Stock for Immediate Delivery

Our Double-Row Cylindrical Roller Bearing NN 3024 TN3/SPW33 addresses these challenges directly. As an officially authorized SKF distributor, we guarantee 100% authentic products with full certification documentation. This high-precision cylindrical bearing for machine tools features a 120mm inner diameter and open design, optimized for the radial load capacities and rotational accuracy demanded by CNC spindle systems. With P4/P2 precision grade bearings in ready stock, we eliminate long lead times for urgent maintenance needs.

Engineered for CNC Spindle Performance

This Double-Row Roller Bearing for CNC applications excels in high-speed, high-precision environments where minimal runout and thermal stability are critical. The cylindrical structure ensures even load distribution across the rolling elements, while the double-row design provides enhanced rigidity—essential for maintaining cutting accuracy in heavy-duty machining operations. Whether used in vertical or horizontal spindles, this bearing delivers consistent performance under varying cutting forces and operating temperatures.

Technical Features That Matter in CNC Operations

The NN 3024 TN3/SPW33’s design incorporates features that directly impact CNC machine performance. Its open seal type allows for optimal lubrication circulation, reducing friction and heat buildup during extended operation. The double-row configuration increases radial load capacity compared to single-row alternatives, making it suitable for heavy cutting applications. As an SKF Cylindrical Bearing, it adheres to strict manufacturing tolerances, ensuring compatibility with precision-grade spindle assemblies. The 120mm inner diameter fits common spindle sizes in mid-range CNC machines, providing a direct replacement option for worn or damaged components.

Why Authenticity Matters for Your Bottom Line

Counterfeit bearings may offer initial cost savings, but they often fail prematurely due to poor material quality and imprecise manufacturing. A single bearing failure in a CNC spindle can result in thousands of dollars in downtime, not to mention potential damage to expensive machine components. Our standardized precision testing procedures ensure every SPW33 Bearing meets DIN and ISO 9001 standards before shipment, eliminating the hidden costs of substandard parts. By investing in genuine bearings, you protect your equipment investment and maintain consistent production quality.

Why CNC Operators Choose Our Bearing Solutions

Packaging & Shipping

• Original SKF packaging with protective inner casing to prevent damage during transit
• Standard package dimensions: 20.00cm × 20.00cm × 20.00cm
• Package gross weight: 0.300kg per unit
• Global shipping via DHL, FedEx, or UPS with real-time tracking
• 1-piece minimum order quantity, ideal for emergency repairs

Get Your CNC Back to Full Production

Don’t let bearing issues keep your CNC machines idle. Whether you need a direct replacement for a failed NN 3024 TN3/SPW33 or want to stock spare bearings for preventive maintenance, we have the inventory and expertise to support your operation. Send us your requirements today for a same-day quotation and fast shipping.

Frequently Asked Questions