Deep Groove Ball Bearing 6204 Zz 2RS P4 Precision for CNC Machine Tools 20x47x14mm

Product Specifications

Application Industries

Minimize CNC Downtime with Precision 6204 Deep Groove Ball Bearings

CNC machine operators know the frustration of unexpected spindle failures—costing hours of production time and thousands in repairs. Many face delays waiting for multi-brand bearing deliveries or struggle with inconsistent quality from fragmented suppliers. Mismatched precision grades or counterfeit bearings often lead to premature wear, vibration issues, and compromised machining accuracy.

Genuine P4 Precision Bearings, In Stock for Immediate Delivery

Our Deep Groove Ball Bearing 6204 Zz 2RS P4 eliminates these headaches. As an officially authorized distributor, we maintain sufficient ready stock of P4 precision grade bearings, ensuring rapid delivery for urgent maintenance needs. Whether you need the shielded (Zz) or sealed (2RS) variant, our 20x47x14mm bearings are engineered to meet the rigorous demands of CNC machine tool spindles, providing stable performance even under high-speed operation.

Engineered for High-Precision Industrial Environments

This 6204 bearing excels in applications requiring radial load support and precise rotational accuracy. With a contact angle of 0°, it’s optimized for pure radial loads common in CNC spindles, robotic joints, and precision conveyors. The P4 precision rating ensures minimal runout and vibration, critical for maintaining tight tolerances in semiconductor manufacturing and medical equipment assembly. Choose between Zz shields for oil lubrication systems or 2RS seals for grease retention in dusty industrial settings.

Technical Specifications That Drive Performance

The P4 precision grade of this bearing reduces radial and axial runout to micron levels, directly improving CNC machining accuracy and surface finish quality. Its single-row design balances load capacity with compact dimensions (20mm bore, 47mm outer diameter, 14mm width), fitting standard spindle housings without modification. Vibration class Z3V3 options further minimize noise and resonance, extending tool life and reducing operator fatigue. Constructed from high-grade bearing steel, it withstands the thermal stresses of continuous operation, ensuring consistent performance in temperatures up to 120°C.

Why Authentic Bearings Matter for Total Cost of Ownership

Counterfeit 6204 bearings may offer lower upfront costs, but they often fail within months, causing unplanned downtime. A single CNC spindle failure can cost $5,000–$15,000 in repairs and lost production—far exceeding the price of a genuine bearing. Our products come with full manufacturer certification and traceability, complying with ISO 9001 and DIN standards. Each bearing undergoes standardized precision testing before shipment, ensuring it meets original equipment specifications and avoids the hidden costs of premature replacement.

Why 800+ Global Clients Trust Our Bearing Solutions

Packaging & Shipping

• Original manufacturer packaging with brand-specific labeling and quality seals
• Priority processing for urgent orders, with most in-stock items shipped within 24 hours
• Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
• Real-time logistics tracking provided for all shipments
• Minimum order quantity of 1 piece, ideal for emergency repairs or small-batch production

Get Your CNC Bearings Delivered Fast

Don’t let bearing issues slow down your production line. Send us your bearing designation (6204 Zz or 2RS), quantity, and CNC machine model, and our team will confirm compatibility and provide a quote within one working day. With P4 precision bearings in stock and ready to ship, you can minimize downtime and get back to machining with confidence.

Frequently Asked Questions