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Deep groove ball bearing (GB/T 276—2003) The original list of radial ball bearings is the most widely used type of rolling bearing. It is characterized by low frictional resistance and high rotational speed. It can be used on parts that bear radial load o··
Part Number |
d - Bore |
D - Outer Diameter |
B - Width |
Cr - Dynamic Radial Rating |
Cor - Static Radial Rating |
Reference speed |
Limiting speed |
|---|---|---|---|---|---|---|---|
| 623 | 3 mm | 10 mm | 4 mm | - | - | 130000 rpm | 80000 rpm |
| 623-2RS1 | 3 mm | 10 mm | 4 mm | - | - | – rpm | 40000 rpm |
| 623-2Z | 3 mm | 10 mm | 4 mm | - | - | 130000 rpm | 60000 rpm |
| 618/4 | 4 mm | 9 mm | 2.5 mm | - | - | 140000 rpm | 85000 rpm |
| 628/4-2Z | 4 mm | 9 mm | 3.5 mm | - | - | 140000 rpm | 70000 rpm |
| 638/4-2Z | 4 mm | 9 mm | 4 mm | - | - | 140000 rpm | 70000 rpm |
| 619/4-2Z | 4 mm | 11 mm | 4 mm | - | - | 130000 rpm | 63000 rpm |
| 619/4 | 4 mm | 11 mm | 4 mm | - | - | 130000 rpm | 80000 rpm |
| 604 | 4 mm | 12 mm | 4 mm | - | - | 120000 rpm | 75000 rpm |
| 604-2Z | 4 mm | 12 mm | 4 mm | - | - | 120000 rpm | 60000 rpm |
| 624 | 4 mm | 13 mm | 5 mm | - | - | 110000 rpm | 67000 rpm |
| 624-2Z | 4 mm | 13 mm | 5 mm | - | - | 110000 rpm | 53000 rpm |
| 634 | 4 mm | 16 mm | 5 mm | - | - | 95000 rpm | 60000 rpm |
| 634-2RS1 | 4 mm | 16 mm | 5 mm | - | - | – rpm | 28000 rpm |
| 634-2RZ | 4 mm | 16 mm | 5 mm | - | - | 95000 rpm | 48000 rpm |
| 634-2Z | 4 mm | 16 mm | 5 mm | - | - | 95000 rpm | 48000 rpm |
| 618/5 | 5 mm | 11 mm | 3 mm | - | - | 120000 rpm | 75000 rpm |
| 628/5-2Z | 5 mm | 11 mm | 4 mm | - | - | 120000 rpm | 60000 rpm |
| 638/5-2Z | 5 mm | 11 mm | 5 mm | - | - | 120000 rpm | 60000 rpm |
| 619/5-2Z | 5 mm | 13 mm | 4 mm | - | - | 110000 rpm | 50000 rpm |
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