Precision bearings
| 型号 | 基本尺寸 | 基本额定载荷 | 额定转速 | ||||
|---|---|---|---|---|---|---|---|
| Model | dynamic | static | Reference speed | Limiting speed | |||
| d[mm] | D[mm] | B[mm] | C[kN] | C0[kN] | [r/min] | [r/min] | |
| 638/5-Z | 5 | 11 | 5 | - | - | - | - |
| 638/5-RS | 5 | 11 | 5 | - | - | - | - |
| 638/5-2Z | 5 | 11 | 5 | - | - | - | - |
| 638/5-2RS | 5 | 11 | 5 | - | - | - | - |
| 638/5 | 5 | 11 | 5 | - | - | - | - |
| 638/4-Z | 4 | 9 | 4 | - | - | - | - |
| 638/4X1 | 4 | 10 | 4 | - | - | - | - |
| 638/4-2Z | 4 | 9 | 4 | - | - | - | - |
| 638/3-2Z | 3 | 7 | 3 | - | - | - | - |
| 638/2X2-Z | 2 | 5 | 2.5 | - | - | - | - |
| 638/2X2-2Z | 2 | 5 | 2.5 | - | - | - | - |
| 638/2X2 | 2 | 5 | 2.5 | - | - | - | - |
| 638/2-2Z | 2 | 5 | 2.3 | - | - | - | - |
| 638/2.5X2-Z | 2.5 | 6 | 2.5 | - | - | - | - |
| 638/2.5X2-2Z | 2.5 | 6 | 2.5 | - | - | - | - |
| 638/2.5X2 | 2.5 | 6 | 2.5 | - | - | - | - |
| 638/1.5-Z | 1.5 | 4 | 2 | - | - | - | - |
| 638/1.5X2-Z/P5T | 1.5 | 4 | 1.6 | - | - | - | - |
| 638/1.5X2-Z/P53 | 1.5 | 4 | 1.6 | - | - | - | - |
| 638/1.5X2-Z | 1.5 | 4 | 1.6 | - | - | - | - |
| 638/1.5X2 | 1.5 | 4 | 1.6 | - | - | - | - |
| 638/1.5/YA | 1.5 | 4 | 2 | - | - | - | - |
| 638/1 | 1 | 3 | 1.5 | - | - | - | - |
| 637ZZ | 7 | 26 | 9 | - | - | - | - |
| 637-Z | 7 | 26 | 9 | - | - | - | - |
| 637-2Z | 7 | 26 | 9 | 1.55 | 1.95 | 26000 | 32000 |
| 63704X1-Z | 20 | 25 | 5 | - | - | - | - |
| 63704X1-2Z | 20 | 25 | 5 | - | - | - | - |
| 63704X1 | 20 | 25 | 5 | - | - | - | - |
| 63703X1-Z | 17 | 22 | 5 | - | - | - | - |
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