FOR REFERENCE ONLY
>
Bearing No. 30221JR
Specifications
(Boundary dimensions ...etc)
| d(mm) | 105 |
|---|---|
| D(mm) | 190 |
| T(mm) | 39 |
| B(mm) | 36 |
| C(mm) | 30 |
| r(min.)(mm) | 3 |
| r1(min.)(mm) | 2.5 |
| Basic load ratings : Cr(kN) | 360 |
| Basic load ratings : C0r(kN) | 380 |
| Fatigue load limit : Cu(kN) | 52.3 |
| Limiting speeds(Grease lub.)(min-1) | 2000 |
| Limiting speeds(Oil lub.)(min-1) | 2600 |
| Load center spread : a(mm) | 39.0 |
| Constant e() | 0.42 |
| Axial load factors : Y1() | 1.43 |
| Axial load factors : Y0() | 0.79 |
Mounting dimensions
| da(min.)(mm) | 119 |
|---|---|
| db(max.)(mm) | 122 |
| Da(max.)(mm) | 178 |
| da(min.)(mm) | 165 |
| db(min.)(mm) | 178 |
| Sa(min.)(mm) | 6 |
| Sb(min.)(mm) | 9 |
| ra(max.)(mm) | 2.5 |
| rb(max.)(mm) | 2 |
Refer.
| (Refer.)Mass(kg) | 4.49 |
|---|
2024/12/22