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 |
| Trademark | SKF |
| Origin | Jiangsu China |
Application Industries
| Industry | Typical Equipment |
|---|
| Heavy Machinery | Construction Cranes, Mining Excavators, Loaders |
| Industrial Manufacturing | Machine Tool Spindles, Gearboxes, Conveyor Systems |
| Power Generation | Industrial Turbines, Compressors, Generators |
| Automotive | Heavy-Duty Truck Transmissions, Agricultural Machinery |
Reduce Downtime with SKF 3311 Double Row Angular Contact Ball Bearing for Heavy Equipment
Equipment maintenance teams across manufacturing and construction industries face recurring challenges: sourcing reliable bearings that withstand heavy radial loads without early failure, coordinating with multiple suppliers for different components, and managing long lead times for critical replacements. These issues often lead to extended downtime, increased labor costs, and missed production deadlines.
SKF 3311 Bearing: Engineered for Heavy-Duty Performance
The Double Row Angular Contact Ball Bearing 3311 from SKF addresses these pain points by delivering robust performance in demanding applications. As an official SKF solution provider, we ensure every unit meets SKF global quality standards, supported by full-process quality control. Whether used in construction machinery gearboxes or industrial conveyor systems, this bearing combines high precision (P0-P6 ratings) with durable bearing steel construction to minimize unexpected failures.
Optimal Performance in Harsh Operating Conditions
Designed for heavy equipment, the SKF 3311 double row bearing excels in applications with combined radial and axial loads. Its angular contact structure provides enhanced rigidity, making it suitable for high-speed rotating components in mining crushers, agricultural machinery, and industrial presses. The bearing’s separated design allows for easy mounting and dismounting, simplifying maintenance procedures even in tight working spaces.
Key Technical Features That Matter
The precision rating of the SKF 3311 bearing—available from P0 (standard) to P6 (high precision)—directly impacts machine accuracy and vibration levels. Higher precision grades (P5/P6) reduce rotational runout, critical for CNC machine spindles and precision gearboxes. The choice of cage material (steel, copper, or nylon) further tailors performance: steel cages handle higher temperatures and loads, while nylon cages reduce friction and noise in moderate-speed applications. Lubrication compatibility with both oil and grease ensures flexibility across operating environments, from dusty construction sites to clean factory floors.
Avoid Hidden Costs of Non-Genuine Bearings
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely due to substandard materials and manufacturing processes. A single bearing failure in a heavy equipment gearbox can result in thousands of dollars in repair costs, plus unplanned downtime. Genuine SKF 3311 bearings, backed by SKF’s decades of engineering expertise, provide predictable service life and reduce long-term maintenance expenses. Our rigorous quality control checks, including material composition testing and dimensional verification, ensure every unit meets original equipment specifications.
Why 900+ Global Clients Choose Our SKF Solutions
As an official authorized SKF solution provider, we offer complete transparency in our supply chain—each bearing can be traced back to SKF’s manufacturing facilities. Our one-stop procurement service eliminates the need to coordinate with multiple suppliers, reducing administrative overhead. With a sealing and lubrication engineering team on staff, we provide technical support for installation and maintenance, ensuring optimal bearing performance. Serving clients in 50+ countries, we maintain regional warehouses to enable fast emergency delivery, critical for minimizing downtime during unexpected equipment failures.
Packaging & Shipping
- Original SKF packaging with product certification and batch traceability documentation
- Expedited processing for urgent orders, with most in-stock items shipped within 3 business days
- Global logistics options including DHL, FedEx, and sea freight for cost-effective bulk orders
- Real-time shipment tracking provided for all orders
- Minimum order quantity of 1 unit, supporting both emergency repairs and scheduled maintenance
Get Your SKF 3311 Bearing Delivered Fast
Don’t let equipment downtime impact your productivity. Whether you need a single replacement bearing or a bulk order for planned maintenance, our team can provide a quote within one business day. Simply share your equipment model, operating conditions, and required quantity, and we’ll ensure you receive the right SKF 3311 bearing for your application.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official authorized SKF solution provider. Every bearing is sourced directly from SKF and comes with complete traceability documentation to verify authenticity.
Q: How do I confirm if the 3311 bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (bore, outer diameter, width), and our technical team will verify compatibility at no cost.
Q: What is the warranty on SKF 3311 bearings?
A: All SKF bearings are covered by SKF’s standard manufacturer warranty, which includes replacement for defects in materials or workmanship.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, making it easy to source emergency replacement parts.
Q: How long does shipping take?
A: In-stock bearings ship within 3 business days. International delivery times vary by location, typically 5-10 days via express courier.
Q: How can I verify the bearing’s authenticity upon receipt?
A: Check for the SKF trademark on the bearing and packaging, and use the batch number to confirm traceability through SKF’s official channels. We provide all necessary certification documents with your order.
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