The 6205-ZZ Metal Shield Deep Groove Ball Bearing is designed for high-speed applications requiring low friction and reliable performance. Featuring double-sided metal shields (ZZ), it provides basic protection against dust and debris while maintaining higher rotational speed compared to rubber sealed bearings.
With precision-machined raceways and high-quality steel balls, the 6205-ZZ bearing ensures smooth operation, low noise, and consistent performance under both radial loads and moderate axial loads. It is pre-lubricated with high-grade grease, reducing maintenance requirements and extending service life.
Manufactured from premium chrome steel, and available in stainless steel and ceramic options, the 6205-ZZ bearing is ideal for applications where speed and efficiency are more critical than full sealing.
Key Features
- Double metal shields (ZZ) for light protection against contaminants
- High-speed performance with low friction
- Pre-lubricated for reduced maintenance
- Smooth rotation with low noise and vibration
- Durable construction with long service life
- Optional materials: stainless steel and ceramic
- Suitable for OEM and bulk applications
Technical Specifications
| Parameter | Value |
|---|---|
| Bearing Model | 6205-ZZ |
| Inner Diameter (d) | 25 mm |
| Outer Diameter (D) | 52 mm |
| Width (B) | 15 mm |
| Material | Chrome Steel / Stainless Steel / Ceramic |
| Cage Material | Steel / Nylon |
| Sealing Type | Metal Shield (ZZ) |
| Lubrication | Pre-greased |
| Precision Rating | ABEC-1 / ABEC-3 / ABEC-5 |
| Operating Temperature | -20°C to 120°C |
Applications
The 6205-ZZ shielded bearing is widely used in:
- Electric motors and generators
- Fans and blowers
- Gearboxes and transmission systems
- Industrial automation equipment
- Household appliances
- High-speed machinery
Why Choose Us
- Direct factory supply with consistent quality
- OEM and customization services available
- Competitive pricing for bulk orders
- Fast production and worldwide shipping
- Strict quality inspection and testing
FAQ
Q1: What is the difference between 6205-ZZ and 6205-2RS?
A: 6205-ZZ uses metal shields, offering lower friction and higher speed, while 6205-2RS uses rubber seals for better protection against dust and moisture.
Q2: Is the 6205-ZZ bearing suitable for high-speed applications?
A: Yes, it is specifically designed for higher speed operation due to reduced sealing friction.
Q3: Can you provide custom materials or OEM services?
A: Yes, we support stainless steel, ceramic materials, and full OEM customization for bulk orders.


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