NJ2218 SINGLE ROW CYLINDRICAL ROLLER BEARING FOR INDUSTRIAL GEARBOXES

1. Product Overview

The NJ2218 is a single-row separable cylindrical roller bearing with double ribs on the inner ring and single rib on the outer ring, designed for heavy radial load scenarios with unidirectional axial load carrying capacity. It features a pressed steel cage for stable operation and reliable performance under medium-high speed working conditions.
It is widely used in industrial gearboxes, motors, conveyors, mining equipment, pumps and metallurgical machinery where stable operation under heavy radial loads is required.

👉 Get a quote within 24 hours for your project

2. Key Advantages

• High radial load capacity with optimized roller and raceway contact design
• Inner ring double ribs + outer ring single rib structure supports unidirectional axial loads
• Separable inner and outer rings for easy mounting, dismounting and maintenance
• Low friction and high running accuracy suitable for medium-high speed operation
• Standard ISO dimensions for direct interchangeability
• Suitable for dusty, vibrating and harsh industrial working environments

👉 Helps reduce maintenance cost and improve overall equipment efficiency

3. Applications

This bearing is widely used in:

• Industrial Gearboxes & Speed Reducers
• Electric Motors & Generators
• Conveyors & Material Handling Systems
• Mining & Mineral Processing Equipment
• Industrial Pumps & Compressors
• Metallurgical & Papermaking Machinery

👉 Ideal for customers looking for reliable and long-life bearing solutions

4. Technical Specifications

👉 Full technical data and 2D/3D drawings available upon request

5. Why Choose GQZ Bearing

• 25+ years experience in industrial bearing manufacturing
• Exported to 50+ countries worldwide
• Rich experience in OEM & custom bearing projects
• Strict full-process quality inspection before shipment
• Fast professional response within 24 hours
• Stable bulk supply for long-term cooperation

👉 We focus on quality, reliability and long-term partnership

6. Quality Assurance

• Raw material composition and hardness inspection
• Precision turning and grinding process control
• Controlled heat treatment for uniform hardness and microstructure
• Clearance, rotation and noise testing
• 100% final appearance and dimension inspection before delivery

👉 Ensures consistent high performance for every bearing

7. CTA

Get a Quote Now

Looking for a reliable cylindrical roller bearing supplier?

👉 Send your inquiry to get:

• Fast quotation within 24 hours
• Technical support from experienced engineers
• Custom solutions for your application
• Competitive factory direct price

👉 Click "Send Inquiry" or contact us now

8. FAQ