| Bearing type 轴承型号 | Boundary Dimensions（mm）外形尺寸 | ||
|---|---|---|---|
| d 内径 | D 外径 | B 内圈 宽度 | |
| 2220 K | 90 | 180 | 46 |
| 2220 K | 100 | 180 | 46 |
| 2220 KM | 100 | 180 | 46 |
| 2220 M | 100 | 180 | 46 |
| 2222 K | 100 | 200 | 53 |
| 2222 K | 110 | 200 | 53 |
| 2222 KM | 110 | 200 | 53 |
| 2222 M | 110 | 200 | 53 |
| 2302 E-2RS1TN9 | 15 | 42 | 17 |
| 2303 E-2RS1TN9 | 17 | 47 | 19 |
| 2303 M | 17 | 47 | 19 |
| 2304 E-2RS1TN9 | 20 | 52 | 21 |
| 2304 M | 20 | 52 | 21 |
| 2304 TN9 | 20 | 52 | 21 |
| 2305 E-2RS1KTN9 | 20 | 62 | 24 |
| 2305 E-2RS1KTN9 | 25 | 62 | 24 |
| 2305 E-2RS1TN9 | 25 | 62 | 24 |
| 2305 EKTN9 | 20 | 62 | 24 |
| 2305 EKTN9 | 25 | 62 | 24 |
| 2305 ETN9 | 25 | 62 | 24 |
| 2305 M | 25 | 62 | 24 |
| 2306 E-2RS1KTN9 | 25 | 72 | 27 |
| 2306 E-2RS1KTN9 | 30 | 72 | 27 |
| 2306 E-2RS1TN9 | 30 | 72 | 27 |
| 2306 K | 25 | 72 | 27 |
| 2306 K | 30 | 72 | 27 |
| 2306 M | 30 | 72 | 27 |
| 2307 E-2RS1KTN9 | 30 | 80 | 31 |
| 2307 E-2RS1KTN9 | 35 | 80 | 31 |
| 2307 E-2RS1TN9 | 35 | 80 | 31 |
