| 国内新型号 | 国内旧型号 | 内径(mm) | 外径(mm) | 宽度(mm) | 轴承型号 | 轴承类型 | 轴承品牌 |
|---|---|---|---|---|---|---|---|
| IRB1820 | - | 28.575 | 34.925 | 32 | IRB1820 | 滚针轴承4类 | IKO |
| IRB2010 | - | 31.75 | 38.1 | 16.125 | IRB2010 | 滚针轴承4类 | IKO |
| IRB2014 | - | 31.75 | 38.1 | 22.475 | IRB2014 | 滚针轴承4类 | IKO |
| IRB2016 | - | 31.75 | 38.1 | 25.65 | IRB2016 | 滚针轴承4类 | IKO |
| IRB2020 | - | 31.75 | 38.1 | 32 | IRB2020 | 滚针轴承4类 | IKO |
| IRB2210 | - | 34.925 | 41.275 | 16.125 | IRB2210 | 滚针轴承4类 | IKO |
| IRB2220 | - | 34.925 | 41.275 | 32 | IRB2220 | 滚针轴承4类 | IKO |
| IRB2316 | - | 36.512 | 44.45 | 25.65 | IRB2316 | 滚针轴承4类 | IKO |
| IRB2412 | - | 38.1 | 44.45 | 19.3 | IRB2412 | 滚针轴承4类 | IKO |
| IRB2416 | - | 38.1 | 44.45 | 25.65 | IRB2416 | 滚针轴承4类 | IKO |
| IRB2424 | - | 38.1 | 44.45 | 38.35 | IRB2424 | 滚针轴承4类 | IKO |
| IRB3016 | - | 47.625 | 53.975 | 25.65 | IRB3016 | 滚针轴承4类 | IKO |
| IRB3024 | - | 47.625 | 53.975 | 38.35 | IRB3024 | 滚针轴承4类 | IKO |
| IRB3616 | - | 57.15 | 66.675 | 25.65 | IRB3616 | 滚针轴承4类 | IKO |
| IRB4016 | - | 63.5 | 69.85 | 25.65 | IRB4016 | 滚针轴承4类 | IKO |
| IRB4020 | - | 63.5 | 69.85 | 32 | IRB4020 | 滚针轴承4类 | IKO |
| IRB58 | - | 7.938 | 12.7 | 12.95 | IRB58 | 滚针轴承4类 | IKO |
| IRB612 | - | 9.525 | 14.288 | 19.3 | IRB612 | 滚针轴承4类 | IKO |
| IRB68 | - | 9.525 | 14.288 | 12.95 | IRB68 | 滚针轴承4类 | IKO |
| IRB68-1 | - | 12.95 | 15.875 | 9.525 | IRB68-1 | 滚针轴承4类 | IKO |
| IRB712 | - | 11.112 | 15.875 | 19.3 | IRB712 | 滚针轴承4类 | IKO |
| IRB714 | - | 11.112 | 15.875 | 22.475 | IRB714 | 滚针轴承4类 | IKO |
| IRB716 | - | 11.112 | 15.875 | 25.65 | IRB716 | 滚针轴承4类 | IKO |
| IRB78 | - | 11.112 | 15.875 | 12.95 | IRB78 | 滚针轴承4类 | IKO |
| IRB810-1 | - | 12.7 | 19.05 | 16.125 | IRB810-1 | 滚针轴承4类 | IKO |
| IRB81-1 | - | 12.7 | 19.05 | 25.65 | IRB81-1 | 滚针轴承4类 | IKO |
| IRB812 | - | 12.7 | 17.462 | 19.3 | IRB812 | 滚针轴承4类 | IKO |
| IRB812-1 | - | 12.7 | 19.05 | 19.3 | IRB812-1 | 滚针轴承4类 | IKO |
| IRB814-1 | - | 12.7 | 19.05 | 22.475 | IRB814-1 | 滚针轴承4类 | IKO |
| IRB86 | - | 12.7 | 17.462 | 9.775 | IRB86 | 滚针轴承4类 | IKO |