| 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 |
|---|---|---|---|---|---|---|---|
| NNU4968EA | 4482968HEK | 340 | 460 | 118 | NNU4968EA | 圆柱滚子轴承2类 | IKO |
| NNU4968EMA | 4482968HEK | 340 | 460 | 118 | NNU4968EMA | 未知类型 | INA |
| NNU4968EMA | 4482968HEK | 340 | 460 | 118 | NNU4968EMA | 未知类型 | INA |
| NNU4968K | 4382968 | 340 | 460 | 118 | NNU4968K | 圆柱滚子轴承2类 | NSK |
| NNU4968K | 4382968 | 340 | 460 | 118 | NNU4968K | 圆柱滚子轴承2类 | NTN |
| NNU4968K | 4382968 | 340 | 460 | 118 | NNU4968K | 圆柱滚子轴承2类 | KOYO |
| NNU4968K/W33 | 4382968K | 340 | 460 | 118 | NNU4968BK/W33 | 圆柱滚子轴承2类 | S |
| NNU4968K/W33 | 4382968K | 340 | 460 | 118 | NNU4968BK/W33 | 圆柱滚子轴承2类 | FAG |
| NNU4970 | 4482970 | 350 | 500 | 190 | NNU4970 | 圆柱滚子轴承2类 | INA |
| NNU4970 | 4482970 | 350 | 500 | 190 | NNU4970 | 圆柱滚子轴承2类 | INA |
| NNU4972 | 4482972 | 360 | 480 | 118 | NNU4972 | 圆柱滚子轴承2类 | NSK |
| NNU4972 | 4482972 | 360 | 480 | 118 | NNU4972 | 圆柱滚子轴承2类 | NTN |
| NNU4972/W33 | 4382972K | 360 | 480 | 118 | NNU4972B/W33 | 圆柱滚子轴承2类 | S |
| NNU4972K | 4382972 | 360 | 480 | 118 | NNU4972K | 圆柱滚子轴承2类 | NSK |
| NNU4972K | 4382972 | 360 | 480 | 118 | NNU4972K | 圆柱滚子轴承2类 | NTN |
| NNU4972K/W33 | 4382972K | 360 | 480 | 118 | NNU4972BK/W33 | 圆柱滚子轴承2类 | FAG |
| NNU4972K/W33 | 4382972K | 360 | 480 | 118 | NNU4972BK/W33 | 圆柱滚子轴承2类 | S |
| NNU4976 | 4482976 | 380 | 520 | 140 | NNU4976 | 圆柱滚子轴承2类 | NTN |
| NNU4976 | 4482976 | 380 | 520 | 140 | NNU4976 | 圆柱滚子轴承2类 | NSK |
| NNU4976/W33 | 4382976K | 380 | 520 | 140 | NNU4976B/W33 | 圆柱滚子轴承2类 | S |
| NNU4976K | 4382976 | 380 | 520 | 140 | NNU4976K | 圆柱滚子轴承2类 | NSK |
| NNU4976K | 4382976 | 380 | 520 | 140 | NNU4976K | 圆柱滚子轴承2类 | NTN |
| NNU4976K/W33 | 4382976K | 380 | 520 | 140 | NNU4976BK/W33 | 圆柱滚子轴承2类 | FAG |
| NNU4976K/W33 | 4382976K | 380 | 520 | 140 | NNU4976BK/W33 | 圆柱滚子轴承2类 | S |
| NNU4980 | 4482980 | 400 | 540 | 140 | NNU4980 | 圆柱滚子轴承2类 | NTN |
| NNU4980 | 4482980 | 400 | 540 | 140 | NNU4980 | 圆柱滚子轴承2类 | NSK |
| NNU4980/W33 | 4382980K | 400 | 540 | 140 | NNU4980B/W33 | 圆柱滚子轴承2类 | S |
| NNU4980K | 4382980 | 400 | 540 | 140 | NNU4980K | 圆柱滚子轴承2类 | NTN |
| NNU4980K | 4382980 | 400 | 540 | 140 | NNU4980K | 圆柱滚子轴承2类 | NSK |
| NNU4980K/W33 | 4382980K | 400 | 540 | 140 | NNU4980BK/W33 | 圆柱滚子轴承2类 | S |