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| 型号 | 基本尺寸 | ||
|---|---|---|---|
| Model | |||
| d[mm] | D[mm] | B[mm] | |
| 7311 BEGBM | 55 | 120 | 29 |
| 7311 BEGBP | 55 | 120 | 29 |
| 7311 BEGBY | 55 | 120 | 29 |
| 7211 BEP | 55 | 100 | 21 |
| 7411 BM | 55 | 140 | 33 |
| 7211 BECBM | 55 | 100 | 21 |
| 7211 BECBJ | 55 | 100 | 21 |
| 7211 BECBP | 55 | 100 | 21 |
| 7211 BECBY | 55 | 100 | 21 |
| 7411 BGAM | 55 | 140 | 33 |
| 7411 BGBM | 55 | 140 | 33 |
| 7311 BEP | 55 | 120 | 29 |
| 7211 BECBPH | 55 | 100 | 21 |
| 7411 BCBM | 55 | 140 | 33 |
| 7311 BECBY | 55 | 120 | 29 |
| 7411 BGM | 55 | 140 | 33 |
| 7311 BECBP | 55 | 120 | 29 |
| 7311 BECBJ | 55 | 120 | 29 |
| 7311 BECBM | 55 | 120 | 29 |
| 7311 BECCM | 55 | 120 | 29 |
| 7311 BECBPH | 55 | 120 | 29 |
| 7211 BEGAP | 55 | 100 | 21 |
| 7211 BEGBY | 55 | 100 | 21 |
| 7310 BECBY | 50 | 110 | 27 |
| 7310 BECBJ | 50 | 110 | 27 |
| 7310 BECBM | 50 | 110 | 27 |
| 7310 BECBP | 50 | 110 | 27 |
| 7310 BECAM | 50 | 110 | 27 |
| 7410 BGAM | 50 | 130 | 31 |
| 7310 BEGAPH | 50 | 110 | 27 |
