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 |
| Trademark |
SKF |
| Origin |
Jiangsu China |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Cranes |
| Mining |
Crushers, Conveyors, Drilling Rigs |
| Machine Tools |
CNC Spindles, Lathes, Milling Machines |
| Steel |
Rolling Mills, Continuous Casters |
| Industrial Machinery |
Gearboxes, Electric Motors, Pumps |
Minimize Downtime with Genuine 3309-A TN9 Double Row Angular Contact Ball Bearing
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failure. When critical equipment like gearboxes or machine tool spindles stop working, every hour of delay impacts production schedules and profitability. Sourcing reliable replacement bearings often means coordinating with multiple suppliers, each with different lead times and quality standards—complicating maintenance planning and increasing operational risks.
3309-A TN9 Bearing: Engineered for Heavy-Duty Industrial Performance
Our SKF Double Row Angular Contact Ball Bearing 3309-A TN9 with Nylon Cage is designed to address these challenges. As an official SKF distributor, we maintain large centralized inventory, ensuring this heavy-duty bearing is available for immediate shipment. The dual-row angular contact design delivers exceptional radial and axial load capacity, making it ideal for high-torque applications in construction machinery, mining equipment, and industrial gearboxes. Each unit undergoes unified ISO 9001 quality inspection before dispatch, guaranteeing consistent performance.
Optimal Performance in Demanding Operating Conditions
This Heavy Duty Ball Bearing excels in environments where machinery operates under continuous heavy loads and moderate speeds. The angular contact structure allows it to handle combined radial and axial forces, while the Nylon Cage provides stable ball guidance and reduced friction—critical for applications like conveyor systems and machine tool spindles. Whether used in dusty mining sites or precision manufacturing facilities, the bearing’s robust construction ensures reliable operation even in challenging conditions.
Key Technical Features That Ensure Reliability
The 3309-A TN9 Bearing’s performance is defined by its engineering details. The double row configuration increases load distribution efficiency, extending service life compared to single-row alternatives. Precision ratings from P0 to P6 allow customization for applications requiring tight tolerances, such as CNC machine spindles where rotational accuracy is paramount. The Nylon Cage option reduces weight and minimizes noise, while steel and copper cage alternatives accommodate higher temperature environments. All variants use high-grade bearing steel, providing excellent wear resistance and fatigue strength for long-term durability.
Why Genuine SKF Bearings Reduce Total Cost of Ownership
Choosing genuine SKF Double Row Angular Contact Ball Bearings over counterfeit alternatives directly impacts your bottom line. Counterfeit bearings often fail prematurely due to substandard materials and poor manufacturing, leading to unplanned downtime, costly repairs, and potential damage to associated equipment. In contrast, our authentic SKF bearings are backed by decades of engineering expertise andä¸Ąć Ľçš„ quality control, ensuring predictable performance and longer service intervals. When factoring in reduced maintenance costs and higher equipment uptime, genuine bearings consistently deliver lower total cost of ownership.
Your Trusted Partner for Industrial Bearing Solutions
With official authorization from SKF and Timken, we stand behind every product we supply. Our ISO 9001 certified quality inspection system ensures each bearing meets原厂 specifications before delivery. As a dual-brand solution provider serving 1,200+ clients across 55+ countries, we offer cross-brand technical support from a dedicated team of bearing specialists. Our one-stop procurement process allows mixed orders of SKF and Timken products, simplifying supplier management. With large centralized inventory and global logistics capabilities, we ensure timely delivery even for urgent maintenance needs.
Packaging & Shipping
- Original SKF packaging with product certification and batch traceability
- Secure carton and pallet packaging to prevent damage during transit
- Standard delivery within 3-7 business days for in-stock items
- Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time logistics tracking provided for all shipments
- Minimum order quantity of 1 unit, supporting both maintenance and project requirements
Get Your 3309-A TN9 Bearing Shipped Today
Don’t let equipment downtime affect your productivity. Whether you need a single replacement bearing for emergency repair or bulk quantities for a project, we have you covered. Send your order details including quantity and application requirements, and our team will provide a quote within one working day. With our large inventory and global shipping network, we can get your Industrial Machinery Angular Contact Bearing delivered when you need it.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official authorized distributor of SKF. Every bearing is sourced directly from SKF and comes with complete traceability documentation and authorization certificates.
Q: How can I confirm if the 3309-A TN9 is suitable for my equipment?
A: Our technical team can assist with选型 based on your equipment model, load requirements, and operating conditions. Provide details about your application, and we’ll verify compatibility.
Q: What is the warranty policy for this bearing?
A: All SKF bearings are covered by the manufacturer’s warranty against defects in materials and workmanship. We provide full support for warranty claims and replacements.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, making us ideal for emergency maintenance situations as well as large-scale projects.
Q: How long does shipping take to [my country]?
A: For in-stock items, standard delivery takes 3-7 business days via express courier. We also offer air and sea freight options for larger orders with longer lead times.
Q: How can I verify the authenticity of the bearing upon receipt?
A: Each bearing comes in original SKF packaging with holographic labels and serial numbers. You can verify authenticity using SKF’s official online verification tool, and we provide additional certification documents upon request.
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