FOR REFERENCE ONLY
>
Bearing No. NNU4964K
Specifications
(Boundary dimensions ...etc)
| d(mm) | 320 |
|---|---|
| D(mm) | 440 |
| B(mm) | 118 |
| r(min.)(mm) | 3 |
| Fw(mm) | 352 |
| Ew(mm) | - |
| Basic load ratings : Cr(kN) | 1530 |
| Basic load ratings : C0r(kN) | 2750 |
| Fatigue load limit : Cu(kN) | 286 |
| Limiting speeds(Grease lub.)(min-1) | 1100 |
| Limiting speeds(Oil lub.)(min-1) | 1300 |
Mounting dimensions
| da(min.)(mm) | 333 |
|---|---|
| da(max.)(mm) | 348 |
| db(min.)(mm) | 363 |
| Da(max.)(mm) | 427 |
| Da(min.)(mm) | - |
| ra(max.)(mm) | 2.5 |
Refer.
| (Refer.)Mass(kg) | 51.4 |
|---|
2025/11/04