| Bearing type 轴承型号 | Boundary Dimensions（mm）外形尺寸 | ||
|---|---|---|---|
| d 内径 | D 外径 | B 内圈 宽度 | |
| W 618/3 | 3 | 7 | 2 |
| W 603 R | 3 | 9 | 3 |
| WBB1-8703 | 3 | 8 | 2.5 |
| WBB1-8704 | 3 | 9 | 2.5 |
| W 603 X-2Z | 3 | 9 | 4 |
| W 639/3 R-2RS1 | 3 | 8 | 4 |
| W 623-2RZ | 3 | 10 | 4 |
| W 638/3-2RS1 | 3 | 7 | 3 |
| 623-Z | 3 | 10 | 4 |
| W 619/3 R-2Z | 3 | 8 | 3 |
| W 627/3-2Z | 3 | 6 | 2.5 |
| W 638/3 R-2Z | 3 | 7 | 3 |
| W 619/3 | 3 | 8 | 3 |
| W 60/2.5 R | 2.5 | 8 | 2.8 |
| W 630/2.5-2Z | 2.5 | 8 | 4 |
| W 630/2.5 R-2Z | 2.5 | 8 | 4 |
| WBB1-8702 R | 2.5 | 8 | 2.5 |
| W 639/2.5 R-2ZS | 2.5 | 7 | 3.5 |
| W 619/2.5 R | 2.5 | 7 | 2.5 |
| W 60/2.5-2Z | 2.5 | 8 | 2.8 |
| W 638/2.5-2Z | 2.5 | 6 | 2.6 |
| W 619/2.5 | 2.5 | 7 | 2.5 |
| W 639/2.5-2ZS | 2.5 | 7 | 3.5 |
| W 618/2.5 | 2.5 | 6 | 1.8 |
| W 60/2.5 | 2.5 | 8 | 2.8 |
| WBB1-8702 | 2.5 | 8 | 2.5 |
| W 638/2.5 R-2Z | 2.5 | 6 | 2.6 |
| W 618/2.5 R | 2.5 | 6 | 1.8 |
| D/W RW1-5-2Z | 2.38 | 7.938 | 4.366 |
| D/W R133 | 2.38 | 4.762 | 1.588 |
