Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Angular Contact Ball Bearing |
| Separated |
Separated |
| Rows Number |
Double |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Precision Rating |
P0, P2, P4, P5, P6 |
| Type |
Ball |
| Structure |
Angular Contact |
| Cage |
Steel Cage, Copper Cage, Nylon Cage |
| Lubrication |
Oil Grease |
| Transport Package |
Carton Pallet |
| Specification |
As Your Request |
| Trademark |
SKF |
| Origin |
Jiangsu China |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
Machine Tool Spindles, CNC Machines |
| Industrial Machinery |
Rotary Tables, Precision Machining Centers |
Eliminate Spindle Downtime with 3318 A/C3 High Precision Double Row Angular Contact Ball Bearings
Machine tool operators know the frustration of unexpected spindle failures—hours of production lost, missed deadlines, and costly repairs. Many face challenges with bearings that can’t maintain precision under high speeds or fail prematurely due to poor material quality. Sourcing reliable, high-precision bearings often means navigating minimum order quantities that don’t fit maintenance needs or waiting weeks for delivery.
High Precision Bearings Engineered for Machine Tool Spindles
Our Double Row Angular Contact Ball Bearing 3318 A/C3 is designed to solve these pain points. As a professional bearing manufacturer with decades of export experience, we deliver high-precision bearings (P0 to P4 grades) that meet ISO industrial standards. This bearing handles both radial and axial loads, making it ideal for machine tool spindles where precision and stability are critical. With flexible order policies—including 1 piece MOQ for standard bearings—we support both emergency repairs and bulk production needs.
Optimal Performance in High-Speed Machining Conditions
This Double Row Angular Contact Ball Bearing excels in high-speed, high-precision applications. Machine tool spindles require bearings that minimize vibration and maintain accuracy even under continuous operation. The 3318 A/C3 model, with its angular contact design, provides the rigidity needed for precision cutting, while its C3 clearance ensures optimal performance under thermal expansion. Whether used in CNC lathes or machining centers, this bearing delivers consistent rotation to keep your production line running smoothly.
Technical Features That Ensure Reliability
The performance of this bearing is defined by key technical attributes. Its precision rating options (P0 to P4) allow customization for specific accuracy requirements—P4 grade, for example, reduces runout to less than 5 microns, critical for fine surface finishes. The cage material options (steel, copper, nylon) cater to different speed and temperature needs: steel cages offer durability at high speeds, while nylon cages reduce noise in moderate conditions. Lubricated with high-quality oil grease, the bearing maintains stable operation across a range of operating temperatures, ensuring long service life in demanding machining environments.
Why Compromising on Bearing Quality Costs More
Choosing low-quality bearings may save money upfront, but the hidden costs are significant. A failed bearing can cause spindle damage, leading to repair bills that exceed the cost of the bearing by 10 times or more. Our bearings, made from high-grade bearing steel and subjected to strict quality control—including dimensional detection and noise tests—reduce the risk of unexpected failures. All products meet ISO standards, and with our 12-month warranty, you’re protected against manufacturing defects. Investing in reliable bearings lowers total cost of ownership by minimizing downtime and extending equipment life.
Our Commitment to Your Production Success
Buyers trust Saifan Bearings for our proven capabilities. We operate an integrated manufacturing and supply chain, combining independent R&D with mass production to deliver consistent quality. Our in-house laboratory conducts comprehensive performance tests, ensuring every bearing meets our strict standards. With experience serving industrial buyers across Europe, North America, and Southeast Asia, we understand global market needs. Our professional technical team offers free guidance on bearing selection and installation, helping you avoid costly选型错误. Plus, with efficient delivery—3-5 working days for sample orders—we ensure you get the bearings you need when you need them.
Packaging & Shipping
- Packaged in carton pallets to ensure protection during transit
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options available to match your urgency and budget
- 1 piece MOQ for standard bearings, supporting both small and large orders
Keep Your Machine Tools Running—Order Today
Don’t let bearing issues disrupt your production schedule. Whether you need a single 3318 A/C3 bearing for emergency repair or a bulk order for manufacturing, we’re ready to help. Send us your requirements, and our team will confirm specifications and provide a quote within 24 hours. The sooner you order, the sooner you can restore full productivity to your machine tools.
Frequently Asked Questions
Q: Is this bearing a genuine original product?
A: We supply genuine brand bearings, including NSK, INA, and SKF, sourced from authorized channels. Each product can be traced to ensure authenticity, and we can provide documentation upon request.
Q: How do I confirm if the 3318 A/C3 is compatible with my machine tool spindle?
A: Our technical team can assist with选型 based on your spindle model, operating speed, and load requirements. Provide details about your equipment, and we’ll verify compatibility and recommend the best configuration.
Q: What is your warranty policy for this bearing?
A: We offer a 12-month warranty from the date of delivery. If a bearing is found to have manufacturing defects, we provide free replacement or refund, depending on your preference.
Q: What is the minimum order quantity for the 3318 A/C3 bearing?
A: For standard bearings like the 3318 A/C3, the minimum order quantity is 1 piece, making it easy to order for emergency repairs or small-scale needs.
Q: How quickly can I expect my order to ship?
A: Sample orders are shipped within 3-5 working days, while bulk orders take 5-15 working days. We work with major logistics providers to ensure timely delivery to your location.
Q: How can I verify the authenticity of the bearing upon receipt?
A: Authentic bearings come with original packaging and branding. You can cross-check the model number and specifications against manufacturer guidelines, and our team is available to help verify authenticity if needed.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
