NNU4926B/SPW33 Double Row Cylindrical Roller Bearing for CNC Machine Tools SKF

Product Specifications

Application Industries

Minimize CNC Downtime with Genuine NNU4926B/SPW33 Double Row Cylindrical Roller Bearings

CNC machine operators know the frustration of unexpected spindle failures—each hour of downtime can cost thousands in lost production. Many turn to unreliable suppliers offering counterfeit bearings that fail prematurely, while others struggle with long lead times for genuine parts. Sourcing multiple bearing types from different vendors only adds coordination headaches and quality risks.

Genuine SKF NNU4926B/SPW33 Bearings, In Stock for Immediate Delivery

We solve these challenges by providing 100% authentic SKF NNU4926B/SPW33 double row cylindrical roller bearings with ready stock availability. As an officially authorized SKF distributor, we ensure every bearing meets strict DIN standards, backed by full certification documentation. Our streamlined procurement process eliminates the need to coordinate with multiple suppliers, delivering your required bearings—including this precision cylindrical roller bearing—within days, not weeks.

Optimized Performance in CNC Machine Tool Spindles

The NNU4926B/SPW33 bearing excels in high-precision CNC machine tool applications, where it handles radial loads and moderate axial loads at sustained speeds. Its double row design provides superior rigidity and load distribution, critical for maintaining machining accuracy in heavy-duty cutting operations. Whether used in vertical machining centers or horizontal lathes, this bearing delivers consistent performance under the demanding conditions of metalworking environments.

Engineered for Precision and Durability

The technical specifications of the NNU4926B/SPW33 directly impact CNC machine performance. With an inner diameter of 130mm, it fits standard spindle designs while its open seal type allows for optimal lubrication in high-speed applications. The double row cylindrical structure enhances radial load capacity, ensuring stable operation even during aggressive cutting cycles. Our rigorous quality inspection process verifies dimensional accuracy and surface finish, guaranteeing seamless integration into your machine's spindle assembly.

Why Authenticity Matters for Your CNC Operations

Choosing genuine SKF NNU4926B/SPW33 bearings over counterfeits reduces total cost of ownership significantly. Counterfeit bearings often fail within months, causing unplanned downtime, damaged spindles, and scrapped workpieces. In contrast, authentic SKF bearings—backed by ISO 9001 quality standards—deliver extended service life and predictable performance, minimizing maintenance costs and production interruptions. Our clients in Germany, Switzerland, and the United States consistently report 30% longer bearing life compared to non-genuine alternatives.

Your Trusted Partner for Precision Bearing Solutions

Packaging & Shipping

• Protective industrial packaging with shockproof and dustproof measures to preserve bearing precision
• Package dimensions: 20.00cm × 20.00cm × 20.00cm
• Package gross weight: 0.300kg
• Express delivery via DHL, FedEx, or UPS for global shipments
• Real-time logistics tracking available from dispatch to delivery
• Minimum order quantity: 1 piece, ideal for emergency maintenance

Get Your CNC Machine Back to Work—Order Today

Don’t let bearing issues halt your production schedule. Send us your NNU4926B/SPW33 bearing requirements, including quantity and application details, and our team will provide a quotation within one working day. With our ready stock and professional logistics solutions, you can have your CNC machine back in operation quickly, minimizing downtime and maximizing productivity.

Frequently Asked Questions