SKF 638/4-2Z Deep Groove Ball Bearing
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深沟球轴承 SKF 638/4-2Z 深沟球轴承，带双金属护罩，圆柱孔，高速性能，紧凑尺寸，适用于精密应用。
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SKF 638/4-2Z Deep Groove Ball Bearing
The SKF 638/4-2Z deep groove ball bearing is designed for high-speed operation and reliable performance in precision mechanical and industrial applications.
Manufacturer: SKF
Type: Deep Groove Ball Bearing
Model: 638/4-2Z
For enhanced system performance and precise motion control, this bearing can be combined with industrial sensors available from Platinum International Sensors.
Please contact us via Ask for assistance with any inquiries.
| Bore Diameter (d) | 4 mm |
| Outer Diameter (D) | 9 mm |
| Width | 4 mm |
| Dynamic Load Rating | 0.423 kN |
| Static Load Rating | 0.116 kN |
| Fatigue Limit Load | 0.005 kN |
| Limiting Speed | 70,000 r/min |
| Reference Speed | 140,000 r/min |
| Bore Type | Cylindrical |
| Sealing | 2Z, Shield on both sides |
