FOR REFERENCE ONLY
>
Bearing No. NNU4938K
Specifications
(Boundary dimensions ...etc)
| d(mm) | 190 |
|---|---|
| D(mm) | 260 |
| B(mm) | 69 |
| r(min.)(mm) | 2 |
| Fw(mm) | 210 |
| Ew(mm) | - |
| Basic load ratings : Cr(kN) | 581 |
| Basic load ratings : C0r(kN) | 996 |
| Fatigue load limit : Cu(kN) | 119 |
| Limiting speeds(Grease lub.)(min-1) | 2000 |
| Limiting speeds(Oil lub.)(min-1) | 2400 |
Mounting dimensions
| da(min.)(mm) | 199 |
|---|---|
| da(max.)(mm) | 207 |
| db(min.)(mm) | 215 |
| Da(max.)(mm) | 251 |
| Da(min.)(mm) | - |
| ra(max.)(mm) | 2 |
Refer.
| (Refer.)Mass(kg) | 10.5 |
|---|
2025/10/29