| 型号 | 基本尺寸 mm |
|||
| 轴承型号 | 其它保持架 | d | D | B |
| NJ414 | J M ML |
70 | 180 | 42 | NU1015ML | J M ML |
75 | 115 | 20 |
| NU215ECP | J M ML |
75 | 130 | 25 | NJ215ECP | J M ML |
75 | 130 | 25 |
| NUP215ECP | J M ML |
75 | 130 | 25 | N215ECP | J M ML |
75 | 130 | 25 |
| NU2215ECP | J M ML |
75 | 130 | 31 | NJ2215ECP | J M ML |
75 | 130 | 31 |
| NUP2215ECP | J M ML |
75 | 130 | 31 | NU315ECP | J M ML |
75 | 160 | 37 |
| NJ315ECP | J M ML |
75 | 160 | 37 | NUP315ECP | J M ML |
75 | 160 | 37 |