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 |
| Specification |
As Your Request |
| Trademark |
zhaoyun |
| Origin |
Jiangsu China |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers |
| Mining |
Crushers, Conveyors, Drilling Rigs |
| Steel |
Rolling Mills, Continuous Casters |
| Heavy Industry |
Gearboxes, Presses, Industrial Fans |
Reduce Downtime with Nu319 Ec M/C4 Double Row Cylindrical Roller Bearing for Heavy Machinery
Heavy machinery operators know the cost of unexpected downtime—each hour of halted production can mean thousands in lost revenue. When bearings fail prematurely due to incorrect clearance or poor material quality, the ripple effect disrupts project timelines and strains maintenance budgets. Sourcing reliable bearings that match your equipment’s exact requirements often means coordinating with multiple suppliers, each with different lead times and quality standards.
Nu319 Ec M/C4 Bearings: In Stock and Engineered for Heavy-Duty Performance
Our Double Row Cylindrical Roller Bearing Nu319 Ec M/C4 addresses these challenges directly. As an official distributor integrating European precision and American heavy-duty advantages, we maintain large centralized inventory to ensure this critical component is available when you need it. The separated design allows for easy installation and replacement, minimizing maintenance time for equipment like crushers and industrial gearboxes. With C3-C5 clearance options, this bearing accommodates thermal expansion in high-load applications, reducing the risk of seizure during continuous operation.
Engineered for the Toughest Heavy Machinery Environments
This Double Row Cylindrical Roller Bearing excels in heavy machinery applications where axial loads and high radial stress are constant. Operating in environments with dust, vibration, and variable temperatures—common in mining, construction, and steel industries—it delivers consistent performance under pressures that would compromise standard bearings. The 60-64 HRC hardness rating ensures resistance to wear, while the Z1V1 to Z3V3 vibration classes allow for smooth operation even at elevated speeds, protecting sensitive equipment components from premature failure.
Key Technical Features That Maximize Service Life
The Nu319 Ec M/C4’s design incorporates critical features that directly impact operational efficiency. Its brass or steel cage provides robust support for rolling elements, ensuring uniform load distribution and reducing friction in high-torque scenarios. The C3-C5 clearance range is particularly valuable—C3 clearance suits applications with moderate temperature variations, while C4 and C5 options accommodate greater thermal expansion in continuous-duty machinery like rolling mills. The separated inner and outer rings simplify mounting, allowing for precise axial positioning and reducing installation errors that can shorten bearing life. With a hardness of 60-64 HRC, the bearing withstands heavy shock loads without deforming, maintaining dimensional stability over extended service intervals.
Why Genuine Bearings Lower Your Total Cost of Ownership
Choosing authentic Heavy Machinery C3-C5 Clearance Bearings like the Nu319 Ec M/C4 eliminates the hidden costs of counterfeit alternatives. Unauthorized bearings often use substandard steel, leading to early fatigue and unexpected failures that require emergency repairs. A single bearing failure in a mining conveyor can halt production for days, costing far more than the price of a genuine component. Our ISO 9001 quality inspection system ensures every bearing meets strict performance standards, reducing the risk of unplanned downtime and extending equipment service intervals. By investing in reliable bearings, you lower maintenance costs and protect your machinery’s long-term value.
Why Global Buyers Choose Our Bearing Solutions
As a dual-brand authorized distributor serving 1,200+ clients across 55+ countries, we deliver the reliability that heavy industries demand. Our cross-brand technical team provides expert support for选型 and application matching, ensuring you get the right bearing for your specific equipment. Every Nu319 Ec M/C4 bearing undergoes rigorous quality checks before shipment, with complete documentation for compliance in large-scale engineering projects. We offer one-stop mixed procurement, allowing you to source all your bearing needs from a single supplier, reducing administrative overhead and ensuring consistent delivery times. With global logistics capabilities, we can ship to core markets like Australia, Russia, and Saudi Arabia with minimal delay, so your maintenance teams have the parts they need when emergencies arise.
Packaging & Shipping
- Secure carton pallet packaging with protective cushioning to prevent damage during transit
- 现货 available for 3-7 business day delivery to most global destinations
- Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time logistics tracking provided for all orders
- Minimum order quantity of 1 unit, supporting both emergency repairs and bulk procurement
Get Your Nu319 Ec M/C4 Bearing Today
Don’t let bearing issues slow down your operations. Whether you need a single unit for emergency maintenance or a bulk order for scheduled repairs, our team is ready to fulfill your request. Send us your equipment details, required clearance (C3-C5), and quantity, and we’ll provide a competitive quote within 24 hours. The longer you wait, the higher the risk of unplanned downtime—act now to keep your heavy machinery running at peak performance.
Frequently Asked Questions
Q: Are these Nu319 Ec M/C4 bearings genuine?
A: As an official authorized distributor, 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 equipment?
A: Provide your machinery model or technical specifications, and our cross-brand technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: We stand by the quality of our bearings, offering replacement for manufacturing defects in accordance with industry standards.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, making us ideal for emergency repairs and small-scale maintenance needs.
Q: How quickly can you ship to my location?
A: In-stock bearings ship within 3-7 business days, with logistics options tailored to your delivery timeline and budget.
Q: How can I verify the authenticity of the bearing?
A: Each bearing includes manufacturer markings and packaging with security features; we provide full certification documents upon request.
