Product Specifications
| Parameter |
Details |
| Model NO. |
FAG Spindle Bearing |
| Precision |
P4, P4s, P2 (ISO) |
| Contact Angle (α) |
15° (C), 25° (E) |
| Material |
Steel |
| Trademark |
FAG |
| Origin |
Jiangsu China |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
CNC Machine Tools, High-Precision Spindles, Grinding Machines |
| Industrial Machinery |
Textile Machinery Spindles, Printing Presses, Precision Gearboxes |
| Automotive |
Engine Component Machining Centers, Transmission Testing Equipment |
Prevent Spindle Failures with B71938-C-T-P4s-UL High-Precision Angular Contact Ball Bearing
Spindle downtime in CNC machining operations can cost thousands in lost production. Many operations face frequent replacements due to bearings that fail prematurely under high-speed conditions or lack the precision to maintain tight tolerances. Sourcing genuine high-precision spindle bearings often means navigating minimum order quantities that tie up capital, or waiting weeks for delivery when a machine is down.
Genuine FAG B71938-C-T-P4s-UL Bearings for Critical Spindle Performance
The B71938-C-T-P4s-UL angular contact ball bearing is engineered to address these challenges. As a professional bearing supplier with decades of export experience, we provide genuine FAG spindle bearings that meet the strictest quality standards. This bearing delivers the P4s precision required for high-speed spindle applications, ensuring minimal runout and consistent performance even under continuous operation. Whether for retrofitting aging machinery or equipping new production lines, our flexible order policy supports both emergency repairs and bulk production needs.
Optimized for High-Speed, High-Precision Spindle Applications
This angular contact ball bearing excels in environments where precision and speed are critical. With a 15° contact angle (C), it is designed to handle combined radial and axial loads common in spindle systems, providing stable operation at high rotational speeds. The bearing's construction minimizes internal friction, reducing heat generation and extending service life in continuous-duty applications such as CNC lathes, milling machines, and grinding centers. Choosing the right spindle bearing directly impacts machining accuracy, tool life, and overall production efficiency.
Technical Features That Ensure Reliable Spindle Operation
The B71938-C-T-P4s-UL incorporates key technical features that define its performance. The P4s precision class ensures tight control over dimensional accuracy and geometric tolerances, critical for maintaining spindle runout within microns. The 15° contact angle optimizes load distribution, allowing the bearing to handle axial loads while maintaining radial stiffness—essential for precision cutting operations. Constructed from high-grade steel, the bearing offers excellent wear resistance and fatigue strength, ensuring consistent performance over extended operating cycles. These attributes make it a reliable choice for demanding spindle applications where downtime is not an option.
Why Genuine Bearings Matter for Your Bottom Line
Using non-genuine spindle bearings may seem cost-effective initially, but the hidden costs add up quickly. Counterfeit bearings often fail prematurely due to substandard materials and manufacturing processes, leading to unplanned downtime, damaged spindles, and scrapped workpieces. In contrast, genuine FAG B71938-C-T-P4s-UL bearings adhere to ISO standards and undergo rigorous testing to ensure performance and reliability. By investing in genuine high-precision angular contact ball bearings, you reduce the risk of production interruptions and lower long-term maintenance costs, ultimately improving your total cost of ownership.
Our Commitment to Quality and Service
With ISO 9001:2015 and ISO 14001 certifications, we maintain strict quality control throughout our supply chain. Our in-house laboratory conducts comprehensive performance tests, including dimensional inspection and noise testing, ensuring every bearing meets international standards. We offer a 12-month warranty on all products, with free replacement for qualified defective items. Our professional technical team provides free guidance on bearing selection, installation, and maintenance, helping you optimize spindle performance. With decades of experience serving industrial buyers worldwide, we ensure stable supply and efficient delivery—sample orders ship within 3-5 working days, and bulk orders within 5-15 working days.
Packaging & Shipping
- Original FAG packaging with product certification and traceability information
- Secure carton pallet packaging to prevent damage during transit
- Flexible delivery options: DHL, FedEx, UPS, air freight, or sea freight based on your needs
- Real-time logistics tracking provided once shipment is dispatched
- Minimum order quantity of 1 piece for standard bearings, supporting emergency repair requirements
Get Your Spindle Back to Work—Order Today
Don’t let spindle downtime impact your production schedule. The B71938-C-T-P4s-UL angular contact ball bearing is ready to ship, ensuring you can resume operations quickly. Whether you need a single unit for emergency repair or a bulk order for planned maintenance, we provide competitive pricing and reliable service to keep your machinery running.
Frequently Asked Questions
Q: Are these genuine FAG bearings?
A: Yes, we supply genuine original FAG bearings, with full traceability to the manufacturer and documentation available upon request.
Q: How do I confirm if this bearing fits my spindle?
A: Provide your spindle model or technical specifications (bore diameter, load requirements, speed), and our technical team will verify compatibility free of charge.
Q: What is the warranty period for this bearing?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund for qualified issues.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, supporting both emergency repairs and small-scale purchases.
Q: How long does shipping take?
A: Sample orders ship within 3-5 working days, bulk orders within 5-15 working days, with global logistics options to meet your timeline.
Q: How can I verify the authenticity of the bearing?
A: Genuine FAG bearings include original packaging with holographic labels, laser-etched part numbers, and serial numbers that can be verified through official channels. We provide full documentation for traceability.
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