Xiamen Juda Chemical & Equipment Co., Ltd. is one of the leading manufacturers and suppliers of 6203 Deep Groove Ball Bearing in China. If you are looking for 6203 Deep Groove Ball Bearing, please be free to buy our quality products at competitive price from our factory. Contact us for quotation.
Product Overview

The 6203 deep groove ball bearing is a widely used single-row radial load bearing designed for stable rotation, low friction and long service life.
As one of the most commonly adopted industrial deep groove ball bearings, the 6203 model supports high-speed operation while handling radial loads and limited axial loads from both directions.
This bearing type is frequently selected by OEM manufacturers, industrial equipment suppliers and distributors who require consistent performance, standardized dimensions and reliable bulk supply.
As a professional 6203 deep groove ball bearing manufacturer and wholesale supplier, we provide industrial-grade bearings suitable for mass production and long-term procurement projects.
Key Specifications of 6203 Deep Groove Ball Bearing
The following technical parameters comply with standard 6203 bearing dimensions and are suitable for most industrial applications:
| Specification | Value |
|---|---|
| Bearing Type | Single Row Deep Groove Ball Bearing |
| Bearing Model | 6203 |
| Inner Diameter (d) | 17 mm |
| Outer Diameter (D) | 40 mm |
| Width (B) | 12 mm |
| Basic Dynamic Load Rating (Cr) | approx. 10,500 N |
| Basic Static Load Rating (C0r) | approx. 4,800 N |
| Limiting Speed (Grease Lubrication) | up to 20,000 rpm |
| Bearing Material | High-Quality Bearing Steel |
| Internal Clearance | CN (Standard) |
| Bearing Structure | Radial Load Bearing |
These standardized specifications allow easy replacement and compatibility across various industrial systems.
Performance Advantages
Stable Radial Load Capacity
The internal deep groove design allows the bearing to carry continuous radial loads efficiently, making it suitable for long-term operation under stable working conditions.
01
High-Speed Capability
The 6203 deep groove ball bearing is optimized for high rotational speeds, reducing heat generation and maintaining smooth performance in electric motors and rotating machinery.
02
Low Noise & Low Friction
Precision raceway finishing ensures quiet operation and minimized friction loss, improving overall equipment efficiency.
03
Optional Sealing Solutions
Available options include:
Open type (6203)
Metal shielded (6203-Z / 6203-ZZ)
Rubber sealed (6203-2RS)
These options help adapt the bearing to different working environments, including dust-prone or moisture-exposed conditions.
04
Typical Industrial Applications
The 6203 radial load bearing is widely used across multiple industries due to its versatility and standardized size:
Electric motors and generators
Industrial pumps and compressors
Conveyor systems and transmission equipment
Automotive assemblies and components
General industrial machinery
Agricultural and light industrial equipment
Its broad application range makes it a popular choice for bulk deep groove ball bearing supply.
6203 Deep Groove Ball Bearing vs Other Bearing Types
| Feature | 6203 Deep Groove Bearing | Angular Contact Bearing |
|---|---|---|
| Radial Load Handling | Excellent | Moderate |
| Axial Load Capacity | Limited | Higher |
| Speed Capability | High | Medium |
| Typical Applications | General machinery | Precision equipment |
| Cost Efficiency | High | Moderate |
For applications primarily requiring radial load support and high-speed rotation, the 6203 deep groove ball bearing remains a cost-effective and reliable solution.
Why Choose Our 6203 Bearings
Professional deep groove ball bearing manufacturer
Reliable industrial radial load bearing supplier
Consistent quality for OEM and wholesale customers
Flexible MOQ and long-term supply capability
Global export experience for B2B procurement
We focus on supporting industrial buyers who prioritize stable performance, standardized dimensions and scalable supply.
China MAPP Fuel supplier

Get Bulk Pricing & Technical Support
If you are looking for a reliable 6203 deep groove ball bearing supplier for OEM manufacturing or wholesale distribution, please contact us for technical details, pricing and lead time information.
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