| 型号 | 基本尺寸 mm |
|||
| 轴承型号 | 其它保持架 | d | D | B |
| NU2310ECP | J M ML |
50 | 110 | 40 | NJ2310ECP | J M ML |
50 | 110 | 40 |
| NUP2310ECP | J M ML |
50 | 110 | 40 | NU410 | J M ML |
50 | 130 | 31 |
| NJ410 | J M ML |
50 | 130 | 31 | NU1011ECP | J M ML |
55 | 90 | 18 |
| NU211ECP | J M ML |
55 | 100 | 21 | NJ211ECP | J M ML |
55 | 100 | 21 |
| NUP211ECP | J M ML |
55 | 100 | 21 | N211ECP | J M ML |
55 | 100 | 21 |
| NU2211ECP | J M ML |
55 | 100 | 25 | NJ2211ECP | J M ML |
55 | 100 | 25 |