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 |
| Heavy Machinery |
Excavators, Loaders, Construction Machinery |
| Industrial Manufacturing |
CNC Machines, Gearboxes, Reducers |
| Agricultural Machinery |
Tractors, Harvesters, Heavy-Duty Farm Equipment |
| Engineering |
Material Handling Equipment, Conveyors, Crushers |
Minimize Downtime with Double Row Angular Contact Ball Bearing 3311-a-C3 for Heavy Machinery
Heavy machinery operators know the cost of unexpected downtime—hours of lost productivity, expensive repairs, and missed deadlines. When bearings fail prematurely due to inadequate load capacity or poor precision, the impact ripples through entire operations. Sourcing reliable high-load bearings that meet exact specifications often means navigating complex MOQ requirements and uncertain delivery times, leaving maintenance teams scrambling to keep equipment running.
High Load Capacity Bearings Engineered for Heavy-Duty Performance
The Double Row Angular Contact Ball Bearing 3311-a-C3 addresses these challenges with its robust design optimized for heavy machinery applications. With C3 clearance and a double-row structure, this bearing delivers exceptional radial and axial load handling, ensuring stable performance in high-stress environments. As a professional bearing manufacturer with decades of export experience, we support flexible order policies—including 1 piece MOQ for standard bearings—so you can secure the exact components you need without overstocking.
Optimal Performance in Demanding Heavy Machinery Conditions
This angular contact ball bearing excels in applications where heavy loads and precise rotation are critical. Whether installed in excavator arms, industrial gearboxes, or agricultural equipment, it maintains stability under radial and axial forces, even in dusty or high-vibration environments. The combination of high-grade bearing steel and precision manufacturing (available from P0 to P4 grades) ensures consistent operation, reducing the risk of unexpected failures during peak production hours.
Key Engineering Features That Drive Reliability
The performance of the 3311-a-C3 bearing is defined by critical technical attributes. Its double-row angular contact design distributes loads evenly across rolling elements, increasing dynamic load capacity and extending service life. C3 clearance provides thermal expansion room, preventing seizure in high-temperature operations common in heavy machinery. Available cage materials—steel, copper, or nylon—allow customization for specific speed and lubrication needs: steel cages excel in high-load scenarios, while nylon options reduce noise and friction in moderate-speed applications. Precision ratings from P0 to P4 ensure compatibility with everything from general industrial use to high-precision machinery.
Why Genuine Bearings Lower Total Cost of Ownership
Choosing genuine high-load bearings like the 3311-a-C3 reduces long-term costs compared to counterfeit alternatives. Fake bearings often cut corners on material quality and manufacturing precision, leading to premature wear, increased vibration, and unexpected failures. The resulting downtime can cost thousands in lost production, while repairs may damage adjacent components. Our bearings meet ISO international standards and undergo strict quality control—including dimensional detection and performance testing—ensuring reliability that minimizes maintenance expenses and extends equipment lifespan.
Our Commitment to Reliable Bearing Solutions
With over 15 years of industry experience, Jinan Saifan Bearing Co., Ltd combines manufacturing expertise with global supply chain capabilities. We hold ISO 9001:2015 and ISO 14001 certifications, with a professional R&D team and in-house laboratory conducting rigorous performance tests. Our one-stop service covers independent production and global sales, supporting OEM/ODM customization to match customer drawings and specifications. We offer a 12-month warranty on all products, with free replacement or refund for qualified defective items. Our technical team provides free guidance on selection, installation, and maintenance, ensuring you get the most from your bearings.
Packaging & Shipping
- Secure carton pallet packaging to prevent damage during transit
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options available, including express and sea freight
- 1 piece MOQ for standard bearings, ideal for emergency repairs
Get Your Heavy Machinery Bearings Today
Don’t let bearing issues slow down your operations. Whether you need a single replacement or bulk order, the Double Row Angular Contact Ball Bearing 3311-a-C3 is ready to ship. Send your requirements—including quantity and application details—and our team will provide a quote within 24 hours. Fast delivery means minimal downtime, keeping your machinery running at peak efficiency.
Frequently Asked Questions
Q: Is this bearing a genuine SKF product?
A: We supply genuine original brand bearings, including SKF, with full traceability to ensure authenticity.
Q: How do I confirm if this bearing fits my equipment?
A: Provide your equipment model or technical specifications, and our professional team will verify compatibility and offer free selection guidance.
Q: What is the warranty policy for this bearing?
A: All products come with a 12-month warranty from the date of receipt, covering manufacturing defects with free replacement or refund.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, supporting both small emergency orders and large bulk purchases.
Q: How quickly can I receive my order?
A: Sample orders ship in 3-5 working days, and bulk orders in 5-15 working days, with multiple shipping options available.
Q: How can I verify the bearing’s authenticity?
A: Genuine bearings include original packaging, serial numbers, and documentation. We provide full traceability records upon request.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
