High Precision SKF Deep Groove Ball Bearing 6004-2RS for CNC Machine Tools 20x42x12mm

Product Specifications

Application Industries

Prevent Costly Downtime with Genuine SKF 6004-2RS Bearings for CNC Machines

CNC machine operators know the frustration of unexpected spindle failures—bearings failing prematurely due to counterfeit components or mismatched precision grades can halt production for days. Sourcing authentic high-precision bearings often means navigating multiple suppliers with inconsistent lead times, while emergency maintenance teams scramble to find compatible replacements. These challenges not only drive up operational costs but also compromise the accuracy of critical machining processes.

Genuine SKF 6004-2RS Bearings: In Stock for Immediate Deployment

As an officially authorized SKF distributor, we eliminate these pain points by offering 100% authentic SKF 6004-2RS deep groove ball bearings with P4/P2 precision grades in ready stock. Our 20x42x12mm bearings are specifically engineered for CNC machine tool spindles, where radial load capacity and rotational precision are non-negotiable. With same-day order processing and standardized quality testing, we ensure your production line stays operational with minimal disruption.

Engineered for High-Precision CNC Operations

The SKF 6004-2RS excels in environments demanding consistent performance under high speeds and variable loads. Its 0° contact angle optimizes radial load distribution, while the double rubber seals (2RS) provide superior protection against coolant ingress and particulate contamination—critical for CNC machining centers where lubrication integrity directly impacts tool life and surface finish quality. Whether powering vertical machining centers or horizontal lathes, this bearing delivers the stability required for tight-tolerance manufacturing.

Precision Parameters That Define Machining Excellence

Three technical specifications set this bearing apart for CNC applications: precision rating, vibration class, and seal design. Available in P2/P4 grades, it maintains sub-micron runout to ensure spindle concentricity, reducing tool wear and improving part accuracy. The Z3V3 vibration class minimizes operational noise and heat generation, extending bearing life by up to 40% in continuous-duty scenarios. The 2RS seal configuration balances contamination resistance with low friction, eliminating the need for frequent relubrication while maintaining speeds up to 12,000 r/min in oil-lubricated setups.

Why Authenticity Matters for Your Bottom Line

Counterfeit bearings may cost 30% less upfront, but they typically fail within 20% of the service life of genuine SKF components. A single spindle failure from inferior bearings can result in $15,000+ in downtime, tool replacement, and scrapped parts—before accounting for missed delivery deadlines. Our ISO 9001/DIN-compliant quality control ensures every bearing meets SKF's strict dimensional and material standards, backed by full certification documentation for traceability. Choosing genuine SKF 6004-2RS bearings reduces total cost of ownership by minimizing unplanned maintenance and extending service intervals.

Your Trusted Partner for Precision Bearing Solutions

Packaging & Shipping

• Original SKF packaging with laser-etched part numbers and batch codes for authenticity verification
• Protective inner cartons and reinforced pallets to prevent damage during transport
• Expedited delivery options available for emergency maintenance needs
• Real-time logistics tracking via major carriers (DHL, FedEx, UPS)
• Minimum order quantity of 1 unit, supporting both scheduled maintenance and urgent repairs

Get Your CNC Bearings Delivered Fast

Don't let bearing issues derail your production schedule. Send us your SKF 6004-2RS quantity requirements and application details today, and our engineering team will confirm compatibility and provide a quote within 24 hours. With ready stock and global shipping capabilities, we ensure you receive the right bearing when you need it most.

Frequently Asked Questions