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| 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 |
|---|---|---|---|---|---|---|---|
| RNA4920(LRT10011540) | - | 115 | 140 | 40 | RNA4920(LRT10011540) | 滚针轴承 4类 | IKO |
| NK21/20 | NK 21/20 | 17 | 29 | 20 | TAF-212920 | 滚针轴承 4类 | IKO |
| BR303920(LRB243020) | - | 47.625 | 61.912 | 31.75 | BR303920(LRB243020) | 滚针轴承 4类 | IKO |
| KT222920 C3 | - | 22 | 29 | 20 | KT222920 C3 | 滚针轴承 4类 | IKO |
| KT323920 C3 | - | 32 | 39 | 20 | KT323920 C3 | 滚针轴承 4类 | IKO |
| NK19/20 | NK19/20 | 19 | 27 | 20 | TAF192720(LRT151920) | 滚针轴承 4类 | IKO |
| NK21/20 | NK21/20 | 21 | 29 | 20 | TAF212920(LRT172120) | 滚针轴承 4类 | IKO |
| IRB920 | - | 14.288 | 20.638 | 32 | IRB920 | 滚针轴承 4类 | IKO |
| RNA4920 | 4644920 | 100 | 140 | 40 | RNA 4920 | 滚针轴承 4类 | IKO |
| LRT151920 | - | 15 | 19 | 20 | LRT151920 | 滚针轴承 4类 | IKO |
| HMK2920 | HMK2920 | 29 | 38 | 20 | TA2920Z- | 滚针轴承 4类 | IKO |
| NK29/20 | NK29/20 | 29 | 38 | 20 | TAF293820(LRT252920) | 滚针轴承 4类 | IKO |
| HMK1920 | HMK1920 | 19 | 27 | 20 | TA1920Z | 滚针轴承 4类 | IKO |
| NKI17/20 | NKI 17/20 | 17 | 29 | 20 | TAF1-172920 | 滚针轴承 4类 | IKO |
| K32×39×20 | K 323920(29243/32) | 32 | 39 | 20 | KT 323920 | 滚针轴承 4类 | IKO |
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