| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 2304 TN9 | 20 | 52 | 21 |
| 11204 ETN9 | 20 | 47 | 40 |
| 2303 E-2RS1TN9 | 17 | 47 | 19 |
| 1203 ETN9 | 17 | 40 | 12 |
| 1303 EM | 17 | 47 | 14 |
| 2203 E-2RS1TN9 | 17 | 40 | 16 |
| 2203 ETN9 | 17 | 40 | 16 |
| 2303 M | 17 | 47 | 19 |
| 1204 EKTN9 | 17 | 47 | 14 |
| 2303 | 17 | 47 | 19 |
| 1303 ETN9 | 17 | 47 | 14 |
| 2302 E-2RS1TN9 | 15 | 42 | 17 |
| 1202 ETN9 | 15 | 35 | 11 |
| 2202 ETN9 | 15 | 35 | 14 |
| 2202 E-2RS1TN9 | 15 | 35 | 14 |
| 1302 ETN9 | 15 | 42 | 13 |
| 2302 | 15 | 42 | 17 |
| 1301 EM | 12 | 37 | 12 |
| 1301 ETN9 | 12 | 37 | 12 |
| 2201 ETN9 | 12 | 32 | 14 |
| 2301 | 12 | 37 | 17 |
| 2201 E-2RS1TN9 | 12 | 32 | 14 |
| 1201 ETN9 | 12 | 32 | 10 |
| 2200 E-2RS1TN9 | 10 | 30 | 14 |
| 1200 ETN9 | 10 | 30 | 9 |
| 2200 ETN9 | 10 | 30 | 14 |
| 129 TN9 | 9 | 26 | 8 |
| 108 TN9 | 8 | 22 | 7 |
| 127 TN9 | 7 | 22 | 7 |
| 126 TN9 | 6 | 19 | 6 |
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