| 轴承型号 | 质量（g） | 尺寸(mm) | ||
| NA...RS | NA...RS | d | F | |
| NA4900-RS | NA4900-2RS | 24.5 | 10 | 14 | NA4901-RS | NA4901-2RS | 27.5 | 12 | 16 |
| NA4902-RS | NA4902-2RS | 37 | 15 | 20 | NA4903-RS | NA4903-2RS | 40 | 17 | 22 |
| NA4904-RS | NA4904-2RS | 80 | 20 | 25 | NA4905-RS | NA4905-2RS | 89.5 | 25 | 30 |
| NA4906-RS | NA4906-2RS | 104 | 30 | 35 | NA4907-RS | NA4907-2RS | 175 | 35 | 42 |
| NA4908-RS | NA4908-2RS | 252 | 40 | 48 | NA4909-RS | NA4909-2RS | 290 | 45 | 52 |
| NA4910-RS | NA4910-2RS | 295 | 50 | 58 |
