High Precision Thrust Ball Bearing 511/500 P4 Grade for CNC Machine Tools

Product Specifications

Application Industries

Eliminate CNC Downtime with High Precision Thrust Ball Bearing 511/500 P4 Grade

CNC machine operators know the frustration: unexpected bearing failure halts production, leaving spindles idle and deadlines missed. Sourcing replacement thrust ball bearings often means navigating multiple suppliers with inconsistent quality, long lead times for P4 grade precision, and uncertainty about authenticity. These issues don’t just delay projects—they erode profit margins through unplanned downtime and rework caused by substandard components.

511/500 P4 Grade Thrust Ball Bearing: In Stock and Ready for Immediate Shipment

Our High Precision Thrust Ball Bearing 511/500 P4 Grade addresses these challenges directly. As an officially authorized distributor, we maintain sufficient ready stock of P4/P2 precision grade bearings, ensuring this critical component ships within 3–7 business days. The separated design and non-aligning structure make it ideal for CNC machine tool spindles, where axial load handling and precise positioning are non-negotiable. Every unit undergoes standardized precision testing before delivery, guaranteeing compliance with ISO 9001 and DIN standards.

Engineered for High-Precision CNC Machine Tool Performance

This thrust ball bearing excels in applications requiring single-direction axial load support at moderate speeds. With a contact angle of 0°, it delivers exceptional rigidity—essential for CNC machining centers where cutting accuracy depends on stable spindle movement. The 500×600×80 mm specification accommodates large-scale industrial equipment, while the bearing steel construction ensures durability under continuous operation. Whether used in vertical or horizontal spindles, its design minimizes vibration (available in Z1V1 to Z3V3 grades) to maintain surface finish quality in precision machining.

Technical Specifications That Drive CNC Reliability

The P4 precision rating of this 511/500 bearing is critical for CNC applications, reducing radial and axial runout to ensure consistent tool positioning. This level of accuracy directly translates to tighter tolerances in machined parts and reduced scrap rates. The separated design allows for easy installation and maintenance, a key advantage during紧急 repairs when minimizing downtime is priority. Lubrication flexibility (grease or oil) lets operators optimize performance based on operating speed and temperature, while the non-aligning structure simplifies integration into existing spindle assemblies without requiring complex alignment adjustments.

Why Authenticity Matters: The Cost of Counterfeit Thrust Bearings

Choosing genuine precision thrust ball bearings protects your equipment investment. Counterfeit bearings often fail prematurely due to substandard materials and poor manufacturing, leading to catastrophic spindle damage. A single bearing failure in a CNC machine can cost thousands in repairs, plus lost production revenue. Our ISO 9001:2008 certification and full-process quality traceability ensure every 511/500 P4 Grade bearing meets original performance standards. The long-term reliability of authentic components lowers total cost of ownership by reducing maintenance frequency and extending equipment lifespan.

Trusted by 800+ Global Industrial Customers

Packaging & Shipping

• Secure carton pallet packaging with shockproof protection to maintain precision during transit
• Same-day processing for in-stock orders, with delivery within 3–7 business days
• Flexible logistics options including DHL, FedEx, UPS, air freight, and sea freight
• Real-time tracking provided for all shipments
• Minimum order quantity of 1 unit, ideal for emergency maintenance and small-batch requirements

Get Your 511/500 P4 Bearing Shipped Today

Don’t let bearing issues keep your CNC machines idle. Every day of downtime impacts your production schedule and bottom line. Send us your order details—including quantity and application requirements—and our engineering team will confirm compatibility and provide a quote within 24 hours. With in-stock availability and global shipping, we’ll help you restore operations quickly and reliably.

Frequently Asked Questions