Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Cylindrical Roller Bearing |
| Outer Dimension |
Medium and Large(120-190mm) |
| Material |
Bearing Steel |
| Spherical |
Non-Aligning Bearings |
| Load Direction |
Axial Bearing |
| Separated |
Separated |
| Clearance |
C0 C2 C3 C4 C5 |
| Cage |
Brass, Steel |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Hardness |
60-64 HRC |
| Transport Package |
Carton Pallet |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Manufacturing |
Blower Equipment, Ventilation Fans, Centrifugal Fans |
| HVAC Systems |
Air Handling Units, Duct Fans, Exhaust Systems |
| Power Generation |
Boiler Fans, Cooling Tower Fans |
| Mining & Construction |
Ventilation Fans, Dust Collection Blowers |
Reduce Blower Downtime with NUP309 EC J/C3 Fan Special Double Row Cylindrical Roller Bearing
Blower equipment operators know the frustration of unexpected downtime—especially when it’s caused by bearing failure. A seized fan bearing can halt production lines, delay project timelines, and create safety hazards in industrial environments. Sourcing reliable replacement bearings often means coordinating with multiple suppliers, each with different lead times and quality standards, which only adds to the operational stress.
Fan-Specific Design for Reliable Blower Performance
The Fan Special Double Row Cylindrical Roller Bearing NUP309 EC J/C3 is engineered to address these challenges. As an official authorized distributor of SKF & Timken, we ensure genuine quality through a unified ISO 9001 quality inspection system. This bearing, with its brass cage and precise clearance (C3), is specifically designed for the axial and radial loads encountered in blower equipment, providing stable operation even in continuous-duty applications.
Optimal Performance in Blower Operating Conditions
This Double Row Cylindrical Roller Bearing excels in the demanding conditions of blower systems, where high rotational speeds and consistent air flow create constant stress on components. The separated design allows for easy installation and maintenance, while the non-aligning feature ensures stability in shaft configurations common to fan assemblies. Whether in industrial ventilation fans or power generation cooling systems, this bearing delivers the durability needed to minimize unplanned stops.
Technical Features That Enhance Blower Efficiency
The NUP309 EC J/C3 bearing’s technical specifications directly contribute to its performance in blower equipment. The brass cage material offers superior heat resistance and rigidity, maintaining structural integrity at elevated temperatures often found in fan operation. With a hardness of 60-64 HRC, the bearing steel construction ensures wear resistance, extending service life under continuous load. The C3 clearance grade provides the necessary internal space to accommodate thermal expansion during high-speed rotation, reducing friction and preventing premature failure.
Why Genuine Bearings Matter for Total Cost of Ownership
Choosing genuine bearings over counterfeit alternatives directly impacts your bottom line. Counterfeit bearings often fail prematurely due to substandard materials and poor manufacturing, leading to additional replacement costs, labor expenses, and production losses. Our Fan Special Double Row Cylindrical Roller Bearing adheres to strict quality standards, backed by ISO 9001 certification, ensuring reliable performance that lowers long-term operational costs. The brass cage bearing design, for example, reduces vibration (Z1V1 to Z3V3 grades) and noise, contributing to smoother equipment operation and less wear on adjacent components.
Your Trusted Partner for Bearing Solutions
With over 1,200 clients across 55+ countries, we bring proven expertise as a dual-brand bearing solution provider. Our core strengths include official authorization from SKF and Timken, one-stop mixed procurement for multi-brand needs, and a large centralized inventory to support quick delivery. Our cross-brand technical team offers expert选型 assistance, ensuring you get the right bearing for your specific blower application. Every product undergoes rigorous quality inspection before shipment, and we provide complete documentation for compliance in large-scale projects.
Packaging & Shipping
- Secure carton pallet packaging to prevent damage during transit
- Standard delivery within 3-7 working days for in-stock items
- Flexible logistics options including DHL, FedEx, UPS, air, and sea freight
- Real-time tracking provided for all shipments
- Minimum order quantity of 1 piece, ideal for emergency maintenance and small-batch requirements
Get Your Blower Bearing Today
Don’t let bearing issues disrupt your blower equipment operation. Send us your bearing requirements, including the NUP309 EC J/C3 designation, application details, and quantity, and our team will provide a prompt quotation. With our large inventory and global logistics network, we can get your bearing delivered quickly to minimize downtime.
Frequently Asked Questions
Q: Are these bearings genuine?
A: Yes, we are an official authorized distributor of SKF & Timken, and all products can be traced to the正品 supply chain with complete authorization documentation.
Q: How do I confirm if this bearing fits my blower equipment?
A: Provide your equipment model or specific operating conditions (load, speed, temperature), and our technical team will verify compatibility at no cost.
Q: What is the warranty policy?
A: We stand by the manufacturer’s warranty, offering unconditional replacement for any manufacturing defects.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, supporting emergency maintenance needs.
Q: How long does shipping take?
A: In-stock items are shipped within 3-7 working days, with logistics options including DHL, FedEx, UPS, air, and sea freight.
Q: How can I verify the bearing’s authenticity?
A: Each bearing comes with packaging featuring security labels and laser markings; we also provide full traceability documents for verification.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
