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 |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Gearboxes, Reducers, Printing Machines |
| Manufacturing |
CNC Machines, Spindles, Conveyors, Electric Motors |
| Heavy Machinery |
Excavators, Industrial Crushers, Press Equipment |
Minimize Downtime with Nu322-Ec Double Row Cylindrical Roller Bearing for Industrial Machinery
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failure. When a critical component like a roller bearing fails prematurely, it halts production lines, increases maintenance costs, and impacts delivery schedules. Sourcing reliable, high-precision bearings that meet exact specifications often means navigating complex supply chains with minimum order quantity restrictions and long lead times.
High Precision Nu322-Ec Bearings: Engineered for Industrial Reliability
The Double Row Cylindrical Roller Bearing Nu322-Ec addresses these challenges with its robust design and precision manufacturing. As a professional bearing manufacturer with decades of experience, we produce this series to P0-P4 precision grades and Z2-Z4 noise levels, ensuring compatibility with demanding industrial machinery applications. The separated structure allows for easy installation and maintenance, while the 60-64 HRC hardness ensures resistance to wear even under heavy loads—critical for machine tools, gearboxes, and reducers.
Optimal Performance in Heavy-Duty Industrial Conditions
This Double Row Cylindrical Roller Bearing excels in applications requiring high radial load capacity and precise axial alignment. Its medium and large outer dimension (120-190mm) makes it suitable for heavy machinery such as excavators, industrial crushers, and printing presses. The bearing’s brass or steel cage options provide stability at varying speeds, while clearance grades (C0-C5) allow customization to specific operating conditions, from standard industrial environments to high-temperature or high-vibration settings.
Technical Features That Ensure Long Service Life
The Nu322-Ec Industrial Machinery Bearing incorporates key engineering features that directly impact performance. Its separated design simplifies mounting and dismounting, reducing maintenance time and labor costs. The vibration grades (Z1V1-Z3V3) ensure smooth operation, minimizing noise and extending the life of adjacent components. With bearing steel construction and 60-64 HRC hardness, this bearing delivers consistent performance under cyclic loads, meeting the rigorous demands of continuous industrial operation. The choice of brass or steel cages further optimizes durability—brass for high-speed applications and steel for enhanced strength in heavy-load scenarios.
Why Genuine High Precision Roller Bearings Reduce Total Cost of Ownership
Choosing genuine High Precision Double Row Roller Bearings over counterfeit alternatives directly impacts your bottom line. Counterfeit bearings often fail prematurely due to substandard materials and manufacturing, leading to unplanned downtime, costly repairs, and potential damage to expensive machinery. Our Nu322-Ec bearings adhere to ISO international standards, with strict incoming material inspections and full-process production supervision. This commitment to quality ensures longer service life, fewer replacements, and lower overall maintenance costs—delivering better value than cheaper, unreliable alternatives.
Our Commitment to Reliable Bearing Supply
With over 18 years of manufacturing and export experience, Jinan Saifan Bearing Co., Ltd. has established a reputation for reliability. We hold ISO 9001:2015 and ISO 14001 certifications, ensuring compliance with global quality and environmental standards. Our professional technical R&D team and experienced QC staff conduct dimensional detection, noise & vibration tests, and service life experiments in our in-house laboratory. We offer flexible order policies, including 1 piece MOQ for standard bearings and sample orders without MOQ, supported by efficient delivery (3-5 working days for samples, 5-15 working days for bulk). Our 12-month warranty and free replacement for qualified defective products provide additional peace of mind.
Packaging & Shipping
- Carton Pallet packaging for secure transportation
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options including express, air, and sea freight
- 1 piece MOQ for standard bearings, sample orders without MOQ
Get Your Nu322-Ec Bearing Shipped Fast
Don’t let equipment downtime affect your productivity. Whether you need a single replacement bearing or a bulk order for scheduled maintenance, we can fulfill your requirements quickly. Send us your bearing designation, application details, and quantity, and our team will provide a prompt quote to get your machinery back in operation.
Frequently Asked Questions
Q: Is this a genuine Nu322-Ec bearing?
A: Yes, we are a professional bearing manufacturer with strict quality control processes. All products meet ISO international standards and are traceable through our production system.
Q: How do I confirm if this bearing fits my industrial machinery?
A: Provide your equipment model, operating conditions (load, speed, temperature), and required specifications. Our technical team offers free guidance to ensure proper bearing selection.
Q: What is the warranty policy for this bearing?
A: We offer an official 12-month warranty from the date customers receive goods. Qualified defective products are eligible for free replacement or direct refund.
Q: What is the minimum order quantity for the Nu322-Ec bearing?
A: We offer flexible order rules with 1 piece MOQ for standard bearings, and sample orders without MOQ.
Q: How long does it take to ship the bearing?
A: Sample orders are shipped within 3-5 working days, while bulk orders take 5-15 working days. We provide multiple logistics options for global delivery.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
