| 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 |
|---|---|---|---|---|---|---|---|
| 21310CCK+H310 | 253309 | 45 | 110 | 27 | 21310CDKE4+H310X | 调心滚子轴承3类 | NSK |
| 21310CCK+H310 | 253309 | 45 | 110 | 27 | 21310EKH310 | 调心滚子轴承3类 | S |
| 21310CCK+H310 | 253309 | 45 | 110 | 27 | 21310EKH310 | 调心滚子轴承3类 | S |
| 21310KTN1 | - | 50 | 110 | 27 | 21310KTN1 | 调心滚子轴承3类 | - |
| 21310TNI | - | 50 | 110 | 27 | 21310TNI | 调心滚子轴承3类 | - |
| 21311C | 53311 | 55 | 120 | 29 | 21311CA/W33 | 调心滚子轴承3类 | UBC |
| 21311CC | 53311 | 55 | 120 | 29 | 21311E | 调心滚子轴承3类 | NACHI |
| 21311CC | 53311 | 55 | 120 | 29 | 21311CA/W33 | 调心滚子轴承3类 | UBC |
| 21311CC | 53311 | 55 | 120 | 29 | 21311VCSJ | 调心滚子轴承3类 | TORRINGTON |
| 21311CC | 53311 | 55 | 120 | 29 | 21311E·TVPB | 调心滚子轴承3类 | FAG |
| 21311CC | 53311 | 55 | 120 | 29 | 21311E | 调心滚子轴承3类 | S |
| 21311CC | 53311 | 55 | 120 | 29 | 21311RH | 调心滚子轴承3类 | KOYO |
| 21311CC | 53311 | 55 | 120 | 29 | 21311RHW33 | 调心滚子轴承3类 | KOYO |
| 21311CC | 53311 | 55 | 120 | 29 | 21311CD | 调心滚子轴承3类 | NSK |
| 21311CC | 53311 | 55 | 120 | 29 | 21311E | 调心滚子轴承3类 | S |
| 21311CC | 53311 | 55 | 120 | 29 | 21311/W33 | 调心滚子轴承3类 | WG |
| 21311CC | 53311 | 55 | 120 | 29 | 21311CD | 调心滚子轴承3类 | NSK |
| 21311CCK | 53311 | 55 | 120 | 29 | 21310CK | 调心滚子轴承3类 | NTN |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311EK | 调心滚子轴承3类 | NACHI |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311KVCSJ | 调心滚子轴承3类 | TORRINGTON |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311CDK | 调心滚子轴承3类 | NSK |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311RHK | 调心滚子轴承3类 | KOYO |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311EK | 调心滚子轴承3类 | S |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311CDK | 调心滚子轴承3类 | NSK |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311EK | 调心滚子轴承3类 | S |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311CA/W33 | 调心滚子轴承3类 | UBC |
| 21311CCK | 53311 | 55 | 120 | 29 | 21311EK·TVPB | 调心滚子轴承3类 | FAG |
| 21311CCK+H311 | 253310 | 50 | 120 | 29 | 21311EKH311 | 调心滚子轴承3类 | S |
| 21311CCK+H311 | 253310 | 50 | 120 | 29 | 21311RHK+H311 | 调心滚子轴承3类 | KOYO |
| 21311CCK+H311 | 253310 | 50 | 120 | 29 | 21311CDK+H311X | 调心滚子轴承3类 | NSK |