FOR REFERENCE ONLY
>
Bearing No. 21306RZ
Specifications
(Boundary dimensions ...etc)
| d(mm) | 30 |
|---|---|
| D(mm) | 72 |
| B(mm) | 19 |
| r(min.)(mm) | 1.1 |
| Basic load ratings : Cr(kN) | 74.2 |
| Basic load ratings : C0r(kN) | 62.7 |
| Fatigue load limit : Cu(kN) | 4.80 |
| Limiting speeds(Grease lub.)(min-1) | 7200 |
| Limiting speeds(Oil lub.)(min-1) | 9600 |
| Constant e() | 0.27 |
| Axial load factors : Y1() | 2.49 |
| Axial load factors : Y2() | 3.71 |
| Axial load factors : Y0() | 2.43 |
Mounting dimensions
| da(min.)(mm) | 37 |
|---|---|
| da(max.)(mm) | |
| Da(max.)(mm) | 65 |
| Da(min.)(mm) | |
| ra(max.)(mm) | 1 |
Refer.
| (Refer.)Mass(kg) | 0.430 |
|---|
2025/10/31