Product Specifications
| Parameter |
Details |
| Model NO. |
FAG Spindle Bearing |
| Precision |
P4, P4s, P2 (ISO) |
| Contact Angle (α) |
15° (C), 25° (E) |
| Material |
Steel |
| Transport Package |
Carton Pallet |
| Specification |
As Your Request |
| Trademark |
FAG |
| Origin |
Jiangsu China |
| HS Code |
8482800000 |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
CNC Machine Tools, Precision Spindles, Machining Centers |
| Industrial Machinery |
Grinding Machines, Lathes, Milling Equipment |
Eliminate Spindle Downtime with High Precision P4 Angular Contact Ball Bearings
Machine spindle failures often trace back to substandard bearings—excessive vibration reduces machining accuracy, premature wear shortens tool life, and unexpected breakdowns halt production lines. For manufacturers relying on high-speed CNC operations, even a 1-hour downtime can erase thousands in profits. Sourcing bearings that balance precision, durability, and quick availability remains a persistent challenge in the industry.
Engineered for Machine Spindle Performance
Our High Precision P4 Angular Contact Ball Bearings address these critical issues with ISO-certified precision grades (P4, P4s, P2) and optimized contact angles (15° for high-speed applications, 25° for increased axial load capacity). As a professional bearing supplier with decades of export experience, we ensure each unit meets strict dimensional and noise requirements, directly supporting the stable rotation of machine tool spindles in demanding production environments.
Optimal Performance in High-Speed Machining
These bearings excel in applications requiring both radial and axial load handling, such as CNC spindle systems operating at high rotational speeds. The 15° contact angle design minimizes friction and heat generation during rapid acceleration, while the 25° configuration provides enhanced rigidity for heavy-duty cutting operations. Proper bearing selection here directly impacts surface finish quality, tool longevity, and overall machine productivity.
Technical Parameters That Matter
Precision class P4 ensures minimal radial runout (≤5μm) and axial runout (≤8μm), critical for maintaining tight tolerances in precision machining. The contact angle options allow customization: 15° (C) bearings suit spindles prioritizing speed (up to 15,000 r/min), while 25° (E) variants handle higher axial loads common in milling applications. Constructed from high-grade steel, these bearings deliver consistent performance under continuous operation, with heat treatment processes enhancing fatigue resistance and service life.
Why Precision Bearings Reduce Total Cost
Choosing genuine High Precision P4 Angular Contact Ball Bearings avoids the hidden costs of counterfeit products—early failures, frequent replacements, and production delays. Each bearing undergoes full-process quality supervision, including dimensional detection and vibration testing, ensuring compliance with ISO industrial standards. While initial investment may be higher, the extended service life (up to 30% longer than standard bearings in spindle applications) and reduced maintenance needs lower long-term operational expenses.
Our Commitment to Reliable Supply
With ISO 9001:2015 and ISO 14001 certifications, we maintain rigorous quality control from raw material inspection to finished product testing. Our flexible order policy supports 1 piece MOQ for standard bearings, ideal for emergency repairs or small-batch production. Sample orders ship within 3-5 working days, and bulk orders within 5-15 days, ensuring minimal downtime for your operations. Our technical team provides free guidance on bearing selection and installation, helping optimize spindle performance and reduce premature failures.
Packaging & Shipping
- Secure carton pallet packaging to prevent damage during transit
- Sample orders delivered in 3-5 working days, bulk orders in 5-15 working days
- Multiple logistics options: DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking number provided for all shipments
- 1 piece MOQ available for standard bearings, supporting urgent replacement needs
Get the Right Bearing for Your Spindle Today
Don’t let subpar bearings compromise your machining precision. Send us your spindle model, required contact angle, and quantity, and our technical team will confirm the optimal bearing specification. With in-stock availability and fast shipping, we help you resume production quickly and maintain consistent quality.
Frequently Asked Questions
Q: Are these genuine FAG spindle bearings?
A: Yes, we supply genuine original brand bearings, including FAG, with complete traceability documentation to ensure authenticity.
Q: How do I determine if a 15° or 25° contact angle is right for my spindle?
A: Our technical team can assist with selection based on your spindle speed, load requirements, and machining application. High-speed, light-load scenarios typically use 15°, while heavy axial load applications benefit from 25°.
Q: What warranty coverage do these bearings include?
A: All products come with a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund options.
Q: What is the minimum order quantity for standard bearings?
A: We offer a flexible 1 piece MOQ for standard bearings, supporting both emergency repairs and small-batch purchases.
Q: How quickly can I receive my order?
A: Sample orders ship within 3-5 working days, and bulk orders within 5-15 working days, with multiple shipping methods available for urgent needs.
Q: How can I verify the authenticity of the bearings upon receipt?
A: Each bearing comes with original packaging and serial numbers, which can be cross-verified through official brand channels. We also provide certificates of authenticity for bulk orders.
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