FOR REFERENCE ONLY
>
Bearing No. 3877/21
Specifications
(Boundary dimensions ...etc)
| d(mm) | 41.275 |
|---|---|
| D(mm) | 85.725 |
| T(mm) | 30.162 |
| B(mm) | 30.162 |
| C(mm) | 23.812 |
| r(min.)(mm) | 3.6 |
| r1(min.)(mm) | 1.2 |
| Basic load ratings : Cr(kN) | 135 |
| Basic load ratings : C0r(kN) | 136 |
| Fatigue load limit : Cu(kN) | 20.3 |
| Limiting speeds(Grease lub.)(min-1) | 4800 |
| Limiting speeds(Oil lub.)(min-1) | 6400 |
| Load center spread : a(mm) | 22.9 |
| Constant :e() | 0.40 |
| Axial load factors : Y1() | 1.49 |
| Axial load factors : Y0() | 0.82 |
Mounting dimensions
| da(mm) | 57.0 |
|---|---|
| db(mm) | 50.3 |
| Da(mm) | 75.0 |
| Db(mm) | 81.0 |
| ra(max.)(mm) | 3.6 |
| rb(max.)(mm) | 1.2 |
Refer.
| (Refer.)Mass(kg) | 0.83 |
|---|
2025/06/01