KOYO
Tapered roller bearings 30309JR
Bearing KOYO 30309JR, Ø45×100×25 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 45 × 100 × 25 mm
d45Bore Ø (mm)
×
D100Outer Ø (mm)
×
B25Width (mm)
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Technical specifications
| d | 45 mm |
| D | 100 mm |
| T | 27.25 mm |
| B | 25 mm |
| C | 22 mm |
| r(min.) | 2 mm |
| r1(min.) | 1.5 mm |
| Basic load ratings : Cr | 141 kN |
| Basic load ratings : C0r | 128 kN |
| Fatigue load limit : Cu | 19.9 kN |
| Limiting speeds(Grease lub.) | 4100 min-1 |
| Limiting speeds(Oil lub.) | 5400 min-1 |
| Load center spread : a | 21.3 mm |
| Constant e | 0.35 |
| Axial load factors : Y1 | 1.74 |
| Axial load factors : Y0 | 0.96 |
| da(min.) | 55 mm |
| db(max.) | 59 mm |
| Da(max.) | 90 mm |
| Da(min.) | 86 mm |
| Db(min.) | 93 mm |
| Sa(min.) | 3 mm |
| Sb(min.) | 5 mm |
| ra(max.) | 2 mm |
| rb(max.) | 1.5 mm |
| (Refer.)Mass | 1.01 kg |
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KOYO 30309JR