Deep Groove Ball Bearings 6302 6303 6305 6306 6307 6206-2Z/C3 2RS1 for CNC Machine Tools

Product Specifications

Application Industries

Reduce CNC Downtime with Precision SKF Deep Groove Ball Bearings

Nothing halts production faster than unexpected bearing failure in CNC machine tools. Misaligned shafts, excessive vibration, and premature wear often stem from substandard bearings or incorrect选型—costing shops thousands in lost productivity. Sourcing multiple bearing brands from different suppliers only adds coordination headaches, with inconsistent delivery times and quality standards delaying critical repairs.

Genuine SKF Bearings, In Stock for Immediate Delivery

Our Deep Groove Ball Bearings, including models 6302, 6303, 6305, 6306, 6307, and 6206-2Z/C3 2RS1, are designed to eliminate these frustrations. As an officially authorized SKF distributor, we maintain ready stock of P4/P2 precision grade bearings, ensuring your CNC machine tools get the exact components they need without lengthy lead times. Whether you’re replacing spindle bearings or upgrading feed mechanisms, our cross-brand model matching and technical verification ensure compatibility with your equipment.

Engineered for High-Precision CNC Operations

These Deep Groove Ball Bearings excel in the demanding conditions of CNC machine tools, where radial loads, high speeds, and minimal vibration are critical. With a contact angle of 0° and precision ratings up to P2, they deliver the rotational accuracy needed for tight tolerance machining. The single-row design and non-aligning structure make them ideal for applications like lead screws, tool changers, and linear guide systems, where consistent performance directly impacts part quality.

Technical Details That Maximize Machine Uptime

The performance of these bearings is defined by key technical features that address CNC-specific challenges. Precision ratings from P0 to P2 ensure reduced runout and noise, critical for maintaining surface finish in high-speed milling. Sealing options—Zz (metal shield), 2RS (rubber seal), or open—allow customization for different operating environments: Zz shields protect against contaminants in dry machining, while 2RS seals retain lubrication in coolant-rich environments. Vibration classes Z1V1 to Z3V3 further minimize operational noise, extending tool life and reducing operator fatigue. The 30*62*16 mm specification balances load capacity with compact design, fitting seamlessly into standard CNC spindle housings.

Avoid the Hidden Costs of Counterfeit Bearings

Choosing genuine SKF Deep Groove Ball Bearings over counterfeit alternatives protects your bottom line. Fake bearings often fail prematurely due to substandard steel and poor manufacturing, leading to unplanned downtime, damaged machinery, and scrapped parts. In contrast, our bearings adhere to ISO 9001 and DIN standards, with full-process quality traceability from material verification to delivery. The long-term reliability of genuine SKF bearings lowers total cost of ownership by reducing maintenance frequency and extending equipment lifespan—especially critical in high-volume manufacturing where every minute of downtime counts.

Why CNC Shops Trust Our Bearing Solutions

Packaging & Shipping

• Original SKF packaging with protective inner cartons and outer pallet reinforcement
• Standard delivery: 3-7 business days for in-stock items
• Flexible shipping options: DHL, FedEx, UPS, air freight, or sea freight
• Real-time logistics tracking provided for all orders
• Minimum order quantity: 1 piece, supporting emergency repairs and small-batch requirements

Get Your CNC Bearings Delivered Fast

Don’t let bearing issues slow your production. Send us your bearing model numbers, application details (like spindle speed and load), and required quantity, and our team will provide a unified quotation within one working day. With our ready stock and streamlined logistics, you can have the right Deep Groove Ball Bearings on-site quickly—minimizing downtime and keeping your CNC machines running at peak efficiency.

Frequently Asked Questions