| 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 6302 | 15 | 42 | 13 |
| W 6302-2RS1 | 15 | 42 | 13 |
| W 6302-2RZ | 15 | 42 | 13 |
| W 6302-2Z | 15 | 42 | 13 |
| W 6303 | 17 | 47 | 14 |
| W 6303-2RS1 | 17 | 47 | 14 |
| W 6303-2RZ | 17 | 47 | 14 |
| W 6303-2Z | 17 | 47 | 14 |
| W 6304 | 20 | 52 | 15 |
| W 6304-2RS1 | 20 | 52 | 15 |
| W 6304-2RZ | 20 | 52 | 15 |
| W 6304-2Z | 20 | 52 | 15 |
| W 6305 | 25 | 62 | 17 |
| W 6305-2RS1 | 25 | 62 | 17 |
| W 6305-2RZ | 25 | 62 | 17 |
| W 6305-2Z | 25 | 62 | 17 |
| W 6306 | 30 | 72 | 19 |
| W 6306-2RS1 | 30 | 72 | 19 |
| W 6306-2RZ | 30 | 72 | 19 |
| W 6306-2Z | 30 | 72 | 19 |
| W 6307 | 35 | 80 | 21 |
| W 6307-2RS1 | 35 | 80 | 21 |
| W 6307-2RZ | 35 | 80 | 21 |
| W 6307-2Z | 35 | 80 | 21 |
| W 633 | 3 | 13 | 5 |
| W 633-2RS1 | 3 | 13 | 5 |
| W 633-2Z | 3 | 13 | 5 |
| W 634 | 4 | 16 | 5 |
| W 634 R | 4 | 16 | 5 |
| W 634 R-2RS1 | 4 | 16 | 5 |
