| 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 |
|---|---|---|---|---|---|---|---|
| NKXR50Z | 6864909 | 50 | 62 | 71.5 | NKXR50Z | 组合轴承 | INA |
| NKXR50Z | 6864909 | 50 | 62 | 71.5 | NKXR50Z | 组合轴承 | INA |
| NKXR50Z | 6864909 | 50 | 62 | 71.5 | NKXR50Z | 组合轴承 | IKO |
| NKXR50Z | 6864909 | 50 | 62 | 71.5 | NKXR50Z | 组合轴承 | IKO |
| NKXR50Z+IR | 6764909 | 50 | 62 | 71.5 | NKXR50Z+IR | 组合轴承 | INA |
| NKXR50Z+IR | 6764909 | 50 | 62 | 71.5 | NKXR50Z+IR | 组合轴承 | INA |
| NKZ20Z | 6874903 | 30 | 35 | 20 | NKZ20Z | 未知类型 | INA |
| NKZ20Z | 6874903 | 30 | 35 | 20 | NKZ20Z | 未知类型 | INA |
| NN1013K | - | 65 | 100 | 26 | NN1013K | 调心球轴承1类 | - |
| NN1016K/C9W33 | - | 80 | 125 | 34 | NN1016K/C9W33 | 调心球轴承1类 | - |
| NN2326X2 | - | 130 | 280 | 90 | NN2326X2 | 调心球轴承1类 | - |
| NN30/560K | 31821/560 | 560 | 820 | 195 | NN30/560K | 圆柱滚子轴承2类 | IKO |
| NN30/560K | 31821/560 | 560 | 820 | 195 | NN30/560K | 圆柱滚子轴承2类 | INA |
| NN30/560K | 31821/560 | 560 | 820 | 195 | NN30/560K | 圆柱滚子轴承2类 | INA |
| NN30/560K/C9 | 31821/560U | 560 | 820 | 195 | NN30/560K/C9 | 圆柱滚子轴承2类 | INA |
| NN30/560K/C9 | 31821/560U | 560 | 820 | 195 | NN30/560K/C9 | 圆柱滚子轴承2类 | IKO |
| NN30/560K/C9 | 31821/560U | 560 | 820 | 195 | NN30/560K/C9 | 圆柱滚子轴承2类 | INA |
| NN30/560K/P59 | - | 560 | 820 | 195 | NN30/560K/P59 | 调心球轴承1类 | - |
| NN30/560KF2 | 31821/560W | 560 | 820 | 195 | NN30/560KF2 | 圆柱滚子轴承2类 | INA |
| NN30/560KF2 | 31821/560W | 560 | 820 | 195 | NN30/560KF2 | 圆柱滚子轴承2类 | IKO |
| NN30/560KF2 | 31821/560W | 560 | 820 | 195 | NN30/560KF2 | 圆柱滚子轴承2类 | INA |
| NN30/600/W33 | 32821/600K | 600 | 870 | 200 | NN30/600/W33 | 圆柱滚子轴承2类 | INA |
| NN30/600/W33 | 32821/600K | 600 | 870 | 200 | NN30/600/W33 | 圆柱滚子轴承2类 | INA |
| NN30/600K | 31821/600 | 600 | 870 | 200 | NN30/600K | 调心球轴承1类 | - |
| NN30/600K/W33 | 31821/630K | 630 | 920 | 212 | NN30/600K/W33 | 未知类型 | IKO |
| NN30/600K/W33 | 31821/630K | 630 | 920 | 212 | NN30/600K/W33 | 未知类型 | IKO |
| NN30/600K/W33 | 31821/630K | 630 | 920 | 212 | NN30/600K/W33 | 未知类型 | INA |
| NN30/600K/W33 | 31821/630K | 630 | 920 | 212 | NN30/600K/W33 | 未知类型 | INA |
| NN30/630K | 31821/630 | 630 | 920 | 212 | NN30/630K | 调心球轴承1类 | - |
| NN30/630K/W33 | 31821/630K | 630 | 920 | 212 | NN30/630K/W33 | 圆柱滚子轴承2类 | INA |