FOR REFERENCE ONLY
>
Bearing No. NNU4992
Specifications
(Boundary dimensions ...etc)
| d(mm) | 460 |
|---|---|
| D(mm) | 620 |
| B(mm) | 160 |
| r(min.)(mm) | 4 |
| Fw(mm) | 502 |
| Ew(mm) | - |
| Basic load ratings : Cr(kN) | 2250 |
| Basic load ratings : C0r(kN) | 5440 |
| Fatigue load limit : Cu(kN) | 516 |
| Limiting speeds(Grease lub.)(min-1) | 630 |
| Limiting speeds(Oil lub.)(min-1) | 760 |
Mounting dimensions
| da(min.)(mm) | 476 |
|---|---|
| da(max.)(mm) | 498 |
| db(min.)(mm) | 507 |
| Da(max.)(mm) | 604 |
| Da(min.)(mm) | - |
| ra(max.)(mm) | 3 |
Refer.
| (Refer.)Mass(kg) | 136 |
|---|
2025/12/16