FOR REFERENCE ONLY
>
Bearing No. 21312RZK+AHX312
Specifications
(Boundary dimensions ...etc)
| d1(mm) | 55 |
|---|---|
| B1(mm) | 40 |
| B2(mm) | 43 |
| G(mm) | M65�2 |
| G1(mm) | 8 |
| d(mm) | 60 |
| D(mm) | 130 |
| B(mm) | 31 |
| r(min.)(mm) | 2.1 |
| Basic load ratings : Cr(kN) | 210 |
| Basic load ratings : C0r(kN) | 193 |
| Limiting speeds(Grease lub.)(min-1) | 3900 |
| Limiting speeds(Oil lub.)(min-1) | 5100 |
| Constant e() | 0.24 |
| Axial load factors : Y1() | 2.78 |
| Axial load factors : Y2() | 4.14 |
| Axial load factors : Y0() | 2.72 |
Mounting dimensions
Refer.
| (Refer.)Mass(kg) | 2.27 |
|---|
2025/11/03