相似轴承型号
| 品牌 | 型号 | 系列 |
| KOYO | 30221JR轴承 | 圆锥滚子轴承 |
| NTN | NJ230EM+HJ230E轴承 | 圆柱滚子轴承 |
| KOYO | 32221JR轴承 | 圆锥滚子轴承 |
| NTN | NJ230+HJ230轴承 | 圆柱滚子轴承 |
| KOYO | 33221JR轴承 | 圆锥滚子轴承 |
| NTN | NJ232EM+HJ232E轴承 | 圆柱滚子轴承 |
| KOYO | 30321D轴承 | 圆锥滚子轴承 |
| NTN | NJ232+HJ232轴承 | 圆柱滚子轴承 |
| KOYO | 30321轴承 | 圆锥滚子轴承 |
| FAG | NJ412+HJ412轴承 | 圆柱滚子轴承 |
| KOYO | 30321JR轴承 | 圆锥滚子轴承 |
| FAG | NJ413+HJ413轴承 | 圆柱滚子轴承 |
| KOYO | 31321JR轴承 | 圆锥滚子轴承 |
| FAG | NJ414+HJ414轴承 | 圆柱滚子轴承 |
| KOYO | 32321轴承 | 圆锥滚子轴承 |