相似轴承型号
| 品牌 | 型号 | 系列 |
| RIV | 21DCVP轴承 | 圆柱滚子轴承 |
| KOYO | 21318RHK+H318X轴承 | 球面滚子轴承 |
| MAC | NU406轴承 | 圆柱滚子轴承 |
| KOYO | 22318RHRK+H2318X轴承 | 球面滚子轴承 |
| MAC | NU407轴承 | 圆柱滚子轴承 |
| KOYO | 22219RHRK+H319X轴承 | 球面滚子轴承 |
| MAC | NU408轴承 | 圆柱滚子轴承 |
| KOYO | 21319RHK+H319X轴承 | 球面滚子轴承 |
| MAC | NU409轴承 | 圆柱滚子轴承 |
| KOYO | 22319RHRK+H2319X轴承 | 球面滚子轴承 |
| MAC | NU410轴承 | 圆柱滚子轴承 |
| KOYO | 22220RHRK+H320X轴承 | 球面滚子轴承 |
| MAC | NU411轴承 | 圆柱滚子轴承 |
| KOYO | 23220RHK+H2320X轴承 | 球面滚子轴承 |
| MAC | NU412轴承 | 圆柱滚子轴承 |