High Precision SKF 22218K W33 C3 Spherical Roller Bearing for CNC Machine Tools

Product Specifications

Application Industries

Minimize CNC Downtime with Genuine SKF 22218K Spherical Roller Bearings

CNC machine operators know the frustration of unexpected spindle failures. A single bearing malfunction can halt production for days, costing thousands in lost output. Sourcing reliable replacements often means navigating fragmented suppliers with inconsistent quality, while emergency orders for precision bearings frequently face weeks-long delays.

Authentic SKF Bearings, Ready for Immediate Shipment

Our SKF 22218K W33 C3 spherical roller bearing eliminates these headaches. As an officially authorized SKF distributor, we maintain ready stock of P4/P2 precision grade bearings, ensuring your CNC machine tool gets the exact replacement it needs without unnecessary downtime. The double-row roller design delivers exceptional radial load capacity, making it ideal for high-torque spindle applications in precision machining centers.

Engineered for CNC Machine Tool Performance

This high precision spherical roller bearing thrives in the demanding conditions of CNC machine tools. Operating under continuous high-speed rotation, it accommodates both radial loads and moderate axial loads while maintaining alignment tolerance—critical for maintaining machining accuracy. The W33 oil groove and C3 clearance ensure optimal lubrication flow and heat dissipation, even during extended production runs.

Key Technical Features That Matter

The 100mm bore diameter and 215mm outer diameter provide a robust bearing platform, while the 47mm width balances load capacity with compact installation requirements. Available precision ratings from P0 up to P2 allow matching to specific machine tool accuracy needs—P4/P2 grades are in stock for applications requiring minimal runout. The C3 clearance grade is particularly suited for CNC spindles, allowing for thermal expansion during operation without compromising precision. Constructed from high-grade bearing steel, this bearing delivers consistent performance in temperatures typical of industrial machining environments.

Why Genuine SKF Beats Counterfeit Alternatives

Choosing authentic SKF 22218K bearings over counterfeit options directly impacts your bottom line. Knockoff bearings often fail prematurely due to substandard materials and manufacturing, leading to repeated replacements and unplanned downtime. Genuine SKF bearings, by contrast, undergo rigorous testing to meet ISO 9001 and DIN standards, ensuring predictable service life and reducing total maintenance costs. The precision machining of the raceways and rolling elements minimizes vibration, contributing to better surface finishes on machined parts and extending tool life.

Your Trusted Bearing Supply Partner

Packaging & Shipping

• Original SKF packaging with anti-counterfeit labeling, secured in carton pallets
• Package dimensions: 18.00cm * 18.00cm * 6.00cm
• Gross weight per unit: 4.100kg
• Expedited shipping available for emergency maintenance needs
• Real-time logistics tracking provided for all shipments
• Minimum order quantity: 1 piece

Get Your CNC Machine Back to Work

Don’t let bearing issues disrupt your production schedule. The SKF 22218K W33 C3 spherical roller bearing is in stock and ready to ship. Whether you need a single replacement or multiple units for preventive maintenance, we ensure fast delivery to minimize downtime.

Frequently Asked Questions