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import bearing
| 基本尺寸 | 型号 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 43 | 53 | 30 | NK43/30R |
| 43 | 53 | 20 | NK43/20R |
| 38 | 53 | 30 | NK43/30R+IR38×43×30 |
| 38 | 53 | 20 | NK43/20R+IR38×43×20 |
| 45 | 55 | 20 | NK45/20R |
| 43 | 53 | 30 | NK43/30R |
| 40 | 55 | 20 | NK45/20R+IR40×45×20 |
| 38 | 53 | 30 | NK43/30R+IR38×43×30 |
| 45 | 55 | 30 | NK45/30R |
| 45 | 55 | 20 | NK45/20R |
| 40 | 55 | 30 | NK45/30R+IR40×45×30 |
| 40 | 55 | 20 | NK45/20R+IR40×45×20 |
| 160 | 200 | 40 | NA4832 |
| 140 | 175 | 35 | NA4828 |
| 170 | 215 | 45 | NA4834 |
| 150 | 190 | 40 | NA4830 |
| 180 | 225 | 45 | NA4836 |
| 160 | 200 | 40 | NA4832 |
| 190 | 240 | 50 | NA4838 |
| 170 | 215 | 45 | NA4834 |
| 200 | 250 | 50 | NA4840 |
| 180 | 225 | 45 | NA4836 |
| 220 | 270 | 50 | NA4844 |
| 190 | 240 | 50 | NA4838 |
| 240 | 300 | 60 | NA4848 |
| 200 | 250 | 50 | NA4840 |
| 260 | 320 | 60 | NA4852 |
| 220 | 270 | 50 | NA4844 |
| 280 | 350 | 69 | NA4856 |
| 240 | 300 | 60 | NA4848 |
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