High Precision Angular Contact Ball Bearing B71917-C-T-P4s-UL for Machine Tool Spindle

Product Specifications

Application Industries

Eliminate Spindle Downtime with High Precision Angular Contact Ball Bearing B71917-C-T-P4s-UL

Machine tool operators know the frustration of unexpected spindle failures—hours of production lost, maintenance costs piling up, and missed deadlines. When precision bearings underperform, the ripple effect hits every part of your operation. Sourcing reliable high-precision bearings often means navigating minimum order quantities that don’t fit urgent repair needs or waiting weeks for delivery from overseas suppliers.

Engineered for Machine Tool Spindles: Precision You Can Rely On

Our High Precision Angular Contact Ball Bearing B71917-C-T-P4s-UL is designed to solve these challenges. As a professional bearing manufacturer with decades of export experience, we ensure each bearing meets P4/P4s precision standards—critical for maintaining the tight tolerances required in CNC machine tool spindles. With a 15° contact angle (C design), this bearing delivers optimal axial load capacity, making it ideal for high-speed rotation applications where stability and accuracy are non-negotiable.

Performance in Critical Machining Conditions

This Angular Contact Ball Bearing thrives in the demanding environments of machine tool spindles, where it must withstand combined radial and axial loads while maintaining precision at high speeds. Whether used in vertical machining centers or horizontal lathes, its design minimizes vibration and heat generation, ensuring consistent performance even during extended production runs. The right bearing here isn’t just a component—it’s the foundation of your machine’s reliability.

Key Technical Features That Drive Performance

Precision class P4/P4s (ISO) ensures minimal runout and axial clearance, directly impacting the surface finish quality of machined parts. The 15° contact angle (C) balances radial and axial load capabilities, a critical factor for spindle applications where both forces act simultaneously. Constructed from high-grade steel, this bearing offers enhanced durability compared to standard alternatives, reducing the frequency of replacements. Every unit undergoes strict dimensional detection and performance testing in our in-house laboratory, ensuring compliance with ISO industrial standards.

Why Genuine Bearings Matter for Your Bottom Line

Choosing non-genuine bearings may seem cost-effective initially, but the hidden costs add up quickly. Counterfeit bearings often fail prematurely, leading to unplanned downtime—costing an average manufacturing facility thousands in lost production per hour. In contrast, our genuine Angular Contact Ball Bearings come with a 12-month warranty, backed by a professional technical team ready to assist with installation and troubleshooting. Investing in quality reduces total cost of ownership by minimizing maintenance, extending spindle life, and avoiding production disruptions.

Our Commitment to Your Production Success

Packaging & Shipping

• Secure carton pallet packaging to prevent damage during transit
• Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
• Multiple logistics options including DHL, FedEx, UPS, air, and sea freight
• Real-time tracking provided for all shipments
• 1 piece MOQ available for standard bearings, supporting emergency maintenance needs

Get Your Spindle Back to Work—Fast

Don’t let bearing issues slow down your production. Whether you need a single replacement bearing or a bulk order for scheduled maintenance, we’re ready to deliver. Send us your bearing designation, machine details, and quantity, and our team will provide a quote within 24 hours. The sooner you act, the sooner your spindle is back to peak performance.

Frequently Asked Questions