NJ205 NJ206 NJ208 NJ210 Single Row Cylindrical Roller Bearings

Product Specifications

Application Suitability

Need Reliable Single Row Cylindrical Roller Bearings? Avoid These Common Issues

Finding the right cylindrical roller bearings for your equipment can be challenging. Mismatched dimensions lead to installation failures, while poor material quality results in early wear and unexpected downtime. Sourcing from multiple suppliers for different models wastes time and complicates inventory management.

Engineered for Consistent Performance in Heavy-Duty Applications

Our single row cylindrical roller bearings (including NJ205, NJ206, NJ208, NJ210, and Nj321-Nj340em series) address these challenges with ISO 9001-certified manufacturing processes. The separated design allows easy mounting and dismounting, ideal for maintenance in steel mills and mining equipment. With a large outer dimension range (200-430mm) and precision ratings from P0 to P2, these bearings meet the demands of high-load radial applications like conveyor systems and hydraulic machinery.

Optimal Performance in Radial Load Scenarios

These cylindrical roller bearings excel in applications with heavy radial loads and moderate speeds. The open design allows for lubrication flexibility (oil, grease, or dry operation), making them suitable for environments where maintenance access varies. The non-aligning structure requires proper shaft alignment, ensuring stable performance in precision equipment such as automation lines and gearboxes.

Key Engineering Features for Longevity

Bearing steel construction provides high surface hardness and wear resistance, critical for withstanding the rigors of mining and metallurgy operations. The separated inner and outer rings simplify installation and replacement, reducing downtime during maintenance. Precision ratings (P0-P2) ensure dimensional accuracy, allowing interchangeability with major international standards. For applications requiring specific tolerances, our OEM/ODM services can tailor bearings to your exact specifications.

Why Choosing the Right Bearing Lowers Total Cost

Investing in quality cylindrical roller bearings reduces long-term costs. Inferior bearings with substandard material hardness cause premature failure, leading to unplanned shutdowns and replacement expenses. Our bearings undergo strict dimensional and hardness testing, ensuring they meet load requirements and extend equipment life. By selecting the correct precision class (e.g., P5 for high-speed applications), you avoid efficiency losses from vibration and misalignment, ultimately lowering your total cost of ownership.

Quality You Can Rely On

Packaging & Shipping

• Packaged in cartons with pallets for bulk orders, ensuring safe transport
• Stock availability for quick dispatch of standard models
• Flexible shipping options including express courier, air freight, and sea freight
• Low minimum order quantity supported, ideal for both small repairs and large-scale projects

Get a Quote for Your Cylindrical Roller Bearing Needs

Whether you need NJ series bearings or other models, provide us with the required model number, dimensions (d x D x B), and quantity. Our team will promptly offer pricing and delivery details. With our extensive inventory and sourcing network, we can fulfill both standard and custom orders efficiently.

Frequently Asked Questions