| 型号 | 基本尺寸 mm |
|||
| 轴承型号 | 其它保持架 | d | D | B |
| NU2209ECP | J M ML |
45 | 85 | 23 | NJ2209ECP | J M ML |
45 | 85 | 23 |
| NUP2209ECP | J M ML |
45 | 85 | 23 | NU309ECP | J M ML |
45 | 100 | 25 |
| NJ309ECP | J M ML |
45 | 100 | 25 | NUP309ECP | J M ML |
45 | 100 | 25 |
| N309ECP | J M ML |
45 | 100 | 25 | NU2309ECP | J M ML |
45 | 100 | 36 |
| NJ2309ECP | J M ML |
45 | 100 | 36 | NUP2309ECP | J M ML |
45 | 100 | 36 |
| NU409 | J M ML |
45 | 120 | 29 | NJ409 | J M ML |
45 | 120 | 29 |