- Self-aligning ball bearings
- Open type
Bearing No. 1218
Specification data (main dimensions, etc.)
| d(mm) | 90 |
|---|
| D(mm) | 160 |
|---|
| B(mm) | 30 |
|---|
| r(min.)(mm) | 2 |
|---|
| Basic load ratings : Cr(kN) | 71.0 |
|---|
| Basic load ratings : C0r(kN) | 23.4 |
|---|
| Fatigue load limit : Cu(kN) | 1.30 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 3500 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 4300 |
|---|
| Constant :e | 0.17 |
|---|
| Axial load factors : Y1 | 3.69 |
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| Axial load factors : Y2 | 5.70 |
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| Axial load factors : Y0 | 3.86 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 99 mm |
|---|
| Da(max.)(mm) | 151 mm |
|---|
| ra(max.)(mm) | 2 mm |
|---|
| Mass(Refer.)(kg) | 2.52 kg |