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, Precision Spindles, Grinding Machines |
| Industrial Machinery |
Lathes, Milling Machines, Machining Centers |
Reduce Machine Downtime with Genuine FAG B71928-E-T-P4s-UL Precision Spindle Bearings
Machine tool operators know the frustration of unexpected spindle failures—costing hours of production time and thousands in repairs. Many face challenges with inconsistent bearing quality, long lead times for specialized components, and difficulty verifying authenticity when sourcing critical parts like precision angular contact ball bearings.
Genuine FAG Spindle Bearings for Reliable Machine Tool Performance
Our FAG B71928-E-T-P4s-UL Precision Angular Contact Ball Spindle Bearing addresses these pain points with authentic, factory-direct supply. As a professional bearing supplier with decades of export experience, we ensure every unit meets FAG’s strict quality standards. This bearing is engineered for high-speed machine tool spindles, delivering the precision and stability needed for continuous production cycles.
Optimized for High-Speed, Heavy-Load Machine Tool Spindles
This angular contact ball bearing excels in high-precision machining environments, where spindle speeds and radial/axial loads demand exceptional performance. With a 25° contact angle (E), it efficiently handles combined loads while maintaining rigidity—critical for achieving tight tolerances in CNC lathes and machining centers. The P4 precision grade ensures minimal runout, directly impacting workpiece accuracy and surface finish quality.
Technical Features That Drive Machine Tool Efficiency
The P4/P4s precision rating guarantees dimensional accuracy within microns, reducing vibration and noise during high-speed rotation. This level of precision is essential for maintaining spindle stability in precision grinding and milling operations. The bearing’s steel construction provides robust durability, while its design allows for optimal lubrication distribution—extending service life under continuous operation. The “T” suffix indicates a phenolic cage, which offers excellent thermal stability and reduces friction at elevated speeds, making it suitable for prolonged heavy-duty use.
Why Authenticity Matters for Your Production Line
Counterfeit spindle bearings often fail prematurely, leading to unplanned downtime, damaged workpieces, and costly spindle repairs. Genuine FAG bearings, like the B71928-E-T-P4s-UL, undergo rigorous testing to meet ISO industrial standards, ensuring consistent performance and reliability. While imitation bearings may offer lower upfront costs, the total cost of ownership—including replacement labor, production losses, and potential equipment damage—far exceeds the investment in authentic components.
Your Trusted Partner for Precision Bearing Supply
With ISO 9001:2015 and ISO 14001 certifications, we adhere to strict quality management systems throughout the supply chain. Our experienced QC team conducts comprehensive inspections, including dimensional checks and performance testing, before shipment. As a high-tech enterprise with a professional technical R&D team, we provide free guidance on bearing selection and installation to ensure optimal performance. We serve customers across Europe, North America, Southeast Asia, and the Middle East, offering reliable support for global manufacturing operations.
Packaging & Shipping
- Carton pallet packaging for secure transport
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options including express and sea freight
- 1 piece MOQ available for standard bearings, ideal for emergency replacements
Get Your Precision Spindle Bearing Today
Don’t let bearing issues disrupt your production schedule. Contact us with your bearing designation, machine model, and quantity requirements to receive a prompt quote. With our efficient order processing and global delivery network, you can minimize downtime and keep your machine tools operating at peak performance.
Frequently Asked Questions
Q: Are these genuine FAG bearings?
A: Yes, we supply genuine original FAG bearings, with full traceability to ensure authenticity.
Q: How do I confirm if this bearing fits my machine tool?
A: Provide your machine model or spindle specifications, and our technical team will verify compatibility at no cost.
Q: What is the warranty period for this bearing?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, supporting both emergency repairs and small-batch orders.
Q: How long does shipping take?
A: Sample orders ship in 3-5 working days, with bulk orders delivered within 5-15 working days via your preferred logistics method.
Q: How can I verify the bearing’s authenticity?
A: Genuine FAG bearings include original packaging with serial numbers; we provide documentation for traceability upon request.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
