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import bearing
| 基本尺寸 | 型号 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 25 | 32 | 20 | BK2520 |
| 10 | 14 | 12 | BK1012 |
| 9 | 13 | 12 | BK0912 |
| 55 | 80 | 45 | NA6911 |
| 50 | 72 | 40 | NA6910 |
| 45 | 68 | 40 | NA6909 |
| 40 | 62 | 40 | NA6908 |
| 35 | 55 | 36 | NA6907 |
| 32 | 52 | 36 | NA69/32 |
| 30 | 47 | 30 | RNA6906 |
| 28 | 45 | 30 | RNA69/28 |
| 25 | 42 | 30 | RNA6905 |
| 22 | 39 | 30 | RNA69/22 |
| 20 | 37 | 30 | RNA6904 |
| 17 | 30 | 23 | RNA6903 |
| 15 | 28 | 23 | RNA6902 |
| 12 | 24 | 22 | RNA6901 |
| 140 | 190 | 50 | RNA4928 |
| 130 | 180 | 50 | RNA4926 |
| 120 | 165 | 45 | RNA4924 |
| 110 | 150 | 40 | RNA4922 |
| 100 | 140 | 40 | RNA4920 |
| 95 | 130 | 35 | RNA4919 |
| 25 | 31 | 17 | K25×31×17 |
| 20 | 26 | 17 | K20×26×17 |
| 60 | 68 | 25 | K60×68×25 |
| 55 | 63 | 25 | K55×60×25 |
| 40 | 47 | 20 | K40×47×20 |
| 35 | 42 | 20 | K35×42×20 |
| 60 | 68 | 20 | K60×68×20 |
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