KOYO
Tapered roller bearings 30307XR
Bearing KOYO 30307XR, Ø35×80×21 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 35 × 80 × 21 mm
d35Bore Ø (mm)
×
D80Outer Ø (mm)
×
B21Width (mm)
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Technical specifications
| d | 35 mm |
| D | 80 mm |
| T | 22.75 mm |
| B | 21 mm |
| C | 18 mm |
| r(min.) | 2 mm |
| r1(min.) | 1.5 mm |
| Basic load ratings : Cr | 87.2 kN |
| Basic load ratings : C0r | 77.8 kN |
| Fatigue load limit : Cu | 11.4 kN |
| Limiting speeds(Grease lub.) | 5200 min-1 |
| Limiting speeds(Oil lub.) | 7000 min-1 |
| Load center spread : a | 20.5 mm |
| Constant e | 0.55 |
| Axial load factors : Y1 | 1.10 |
| Axial load factors : Y0 | 0.60 |
| da(min.) | 45 mm |
| db(max.) | 45 mm |
| Da(max.) | 70 mm |
| Da(min.) | 63 mm |
| Db(min.) | 74 mm |
| Sa(min.) | 3 mm |
| Sb(min.) | 4.5 mm |
| ra(max.) | 2 mm |
| rb(max.) | 1.5 mm |
| (Refer.)Mass | 0.560 kg |
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KOYO 30307XR