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| 型号 | 基本尺寸 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 7312 BECBJ | 60 | 130 | 31 |
| 7312 BECBM | 60 | 130 | 31 |
| 7312 BECBP | 60 | 130 | 31 |
| 7312 BECCM | 60 | 130 | 31 |
| 7312 BECAP | 60 | 130 | 31 |
| 7312 BEGBY | 60 | 130 | 31 |
| 7312 BEGBM | 60 | 130 | 31 |
| 7312 BEGBP | 60 | 130 | 31 |
| 7312 BEGAY | 60 | 130 | 31 |
| 7312 BEGAP | 60 | 130 | 31 |
| 7312 BEGAM | 60 | 130 | 31 |
| 7312 BECBPH | 60 | 130 | 31 |
| 7212 BECBPH | 60 | 110 | 22 |
| 7412 BCBM | 60 | 150 | 35 |
| 7212 BEP | 60 | 110 | 22 |
| 7212 BEGAM | 60 | 110 | 22 |
| 7212 BEGAP | 60 | 110 | 22 |
| 7412 BM | 60 | 150 | 35 |
| 7212 BECBY | 60 | 110 | 22 |
| 7212 BECBP | 60 | 110 | 22 |
| 7212 BECBJ | 60 | 110 | 22 |
| 7212 BECBM | 60 | 110 | 22 |
| 7212 BEGBP | 60 | 110 | 22 |
| 7312 BEM | 60 | 130 | 31 |
| 7312 BEP | 60 | 130 | 31 |
| 7412 BGAM | 60 | 150 | 35 |
| 7412 BGBM | 60 | 150 | 35 |
| 7311 BEGAP | 55 | 120 | 29 |
| 7311 BEGAM | 55 | 120 | 29 |
| 7311 BEGAY | 55 | 120 | 29 |
