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 |
| Manufacturing |
Gearboxes, Machine Tools, Electric Motors |
| Construction Machinery |
Transmission Systems, Hydraulic Pumps |
| Mining |
Conveyor Gearboxes, Crusher Drives |
| Steel & Metallurgy |
Rolling Mill Gearboxes, Continuous Caster Drives |
Minimize Gearbox Downtime with Nup211-Ec J Double Row Cylindrical Roller Bearing
Industrial gearbox failures often trace back to bearing issues—premature wear from misaligned clearances, cage fractures under heavy loads, or incompatible material selection. These problems don’t just stop machines; they disrupt entire production schedules, requiring emergency repairs and replacement parts that can take weeks to source from multiple suppliers. For maintenance teams, the challenge isn’t just finding a bearing—it’s finding the right one, fast, with guaranteed performance.
Precision Engineered for Gearbox Reliability
The Nup211-Ec J Double Row Cylindrical Roller Bearing addresses these challenges directly. As a dual-brand authorized distributor for SKF and Timken, we ensure each bearing meets unified ISO 9001 quality standards, with C3 clearance and a brass cage specifically optimized for gearbox applications. Our large centralized inventory means this bearing is available for immediate dispatch, eliminating the delays of direct manufacturer minimum order quantities. Whether you’re maintaining a construction machinery gearbox or a steel mill drive system, this bearing delivers the consistent performance needed to keep operations running.
Optimal Performance in Heavy-Duty Gearbox Environments
This Double Row Cylindrical Roller Bearing excels in high-torque, moderate-speed gearbox applications where axial and radial loads combine. The separated design allows for easy installation and maintenance, while the brass cage provides superior heat dissipation and stability compared to steel alternatives—critical in enclosed gearbox environments where temperatures can rise rapidly. With a hardness rating of 60-64 HRC, it withstands the repeated stress of start-stop cycles and heavy shock loads, common in mining and construction equipment.
Technical Features That Maximize Gearbox Lifespan
The Nup211-Ec J’s technical specifications are engineered for durability. Its C3 clearance ensures optimal internal space for thermal expansion during operation, preventing binding and premature failure in high-temperature gearboxes. The double row design distributes load evenly across rolling elements, increasing dynamic load capacity and extending service life. Vibration class Z1V1 to Z3V3 options allow customization based on noise and precision requirements, from general industrial to precision machine tool applications. Every bearing undergoes rigorous inspection, with hardness tested to 60-64 HRC to guarantee material integrity.
Avoid the Hidden Costs of Substandard Bearings
Choosing an uncertified bearing may save upfront costs, but the consequences are steep. Counterfeit bearings often fail within months, leading to gearbox damage, unplanned downtime, and safety risks. A single gearbox failure in a mining operation can cost tens of thousands in lost production. Our bearings, sourced through official SKF and Timken channels, eliminate these risks. Each unit comes with complete traceability documentation, ensuring compliance with large-scale engineering project requirements and reducing liability. The long-term reliability of genuine bearings lowers total cost of ownership by minimizing replacement frequency and maintenance labor.
Why Global Buyers Choose Our Bearing Solutions
With 1,200+ clients across 55+ countries, our reputation is built on delivering reliable, multi-brand bearing solutions. As official authorized distributors, we provide cross-brand technical support, helping you match the right bearing to your application—whether SKF, Timken, or this Nup211-Ec J model. Our ISO 9001 quality inspection system ensures every bearing meets strict performance standards before shipment. For urgent maintenance needs, our one-stop procurement process handles mixed orders and centralized delivery, reducing supplier management costs. We don’t just sell bearings; we provide end-to-end support, from选型 to after-sales service.
Packaging & Shipping
- Secure carton pallet packaging with protective internal cushioning to prevent damage during transit
- 现货 available for dispatch within 3-7 working days
- Flexible delivery options: DHL, FedEx, UPS, air freight, or sea freight based on urgency and location
- Real-time logistics tracking provided for all shipments
- Minimum order quantity of 1 unit, ideal for emergency repairs and small-batch procurement
Get Your Nup211-Ec J Bearing Shipped Today
Every day your gearbox is down costs money. Don’t wait for standard delivery—our in-stock Nup211-Ec J Double Row Cylindrical Roller Bearing can be on its way within hours of your order confirmation. Send us your bearing designation, application details, and quantity, and our technical team will ensure compatibility before shipment.
Frequently Asked Questions
Q: Is this bearing genuine and traceable?
A: Yes, as official authorized distributors of SKF and Timken, all our products are sourced through verified supply chains and come with complete traceability documentation.
Q: How do I confirm if this bearing fits my gearbox?
A: Provide your gearbox model, operating speed, and load conditions, and our technical team will verify compatibility free of charge.
Q: What is the warranty policy?
A: We adhere to the original manufacturer’s warranty standards, with unconditional replacement for manufacturing defects.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, supporting emergency maintenance and small-scale requirements.
Q: How quickly can you ship this bearing?
A: In-stock items ship within 3-7 working days, with expedited options available via DHL or FedEx for urgent needs.
Q: How can I verify the bearing’s authenticity?
A: Each bearing includes manufacturer packaging with security features, laser markings, and batch codes that can be cross-checked with official databases. We provide full certification documents upon request.
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