KOYO
Tapered roller bearings 30318DR
Bearing KOYO 30318DR, Ø90×190×43 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 90 × 190 × 43 mm
d90Bore Ø (mm)
×
D190Outer Ø (mm)
×
B43Width (mm)
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Technical specifications
| d | 90 mm |
| D | 190 mm |
| T | 46.5 mm |
| B | 43 mm |
| C | 30 mm |
| r(min.) | 4 mm |
| r1(min.) | 3 mm |
| Basic load ratings : Cr | 352 kN |
| Basic load ratings : C0r | 336 kN |
| Fatigue load limit : Cu | 44.9 kN |
| Limiting speeds(Grease lub.) | 1700 min-1 |
| Limiting speeds(Oil lub.) | 2400 min-1 |
| Load center spread : a | 59.1 mm |
| Constant e | 0.81 |
| Axial load factors : Y1 | 0.74 |
| Axial load factors : Y0 | 0.41 |
| da(min.) | 108 mm |
| db(max.) | 109 mm |
| Da(max.) | 176 mm |
| Da(min.) | 151 mm |
| Db(min.) | 179 mm |
| Sa(min.) | 6 mm |
| Sb(min.) | 16.5 mm |
| ra(max.) | 3 mm |
| rb(max.) | 2.5 mm |
| (Refer.)Mass | 5.60 kg |
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KOYO 30318DR