FOR REFERENCE ONLY
Bearing No. 6808NR
Specification data (main dimensions, etc.)
| d(mm) | 40 |
|---|---|
| D(mm) | 52 |
| B(mm) | 7 |
| r(min.)(mm) | 0.3 |
| r1(min.)(mm) | 0.3 |
| Basic load ratings : Cr(kN) | 6.15 |
| Basic load ratings : C0r(kN) | 4.20 |
| Fatigue load limit : Cu(kN) | 0.180 |
| factor : f0 | 16.3 |
| Limiting speeds(Grease lub.)(min-1) | 12000 |
| Limiting speeds(Oil lub.)(min-1) | 14000 |
| Dimensions of locating snap ring : D2(min.)(mm) | 54.8 |
| Dimensions of locating snap ring : f(±0.05)(mm) | 0.8 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 42 mm |
|---|---|
| Da(max.)(mm) | 50 mm |
| Dx(min.)(mm) | 55.5 mm |
| Cy(max.)(mm) | 1.9 mm |
| ra(max.)(mm) | 0.3 mm |
| rb(max.)(mm) | 0.3 mm |
| Mass(Refer.)(kg) | 0.033 kg |
2026/07/29