KOYO
Tapered roller bearings 663/653
Bearing KOYO 663/653, Ø82.55×146.05×41.275 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 82,55 × 146,05 × 41,275 mm
d82,55Bore Ø (mm)
×
D146,05Outer Ø (mm)
×
B41,275Width (mm)
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Technical specifications
| d | 82.550 mm |
| D | 146.050 mm |
| T | 41.275 mm |
| B | 41.275 mm |
| C | 31.750 mm |
| r(min.) | 3.6 mm |
| r1(min.) | 3.2 mm |
| Basic load ratings : Cr | 261 kN |
| Basic load ratings : C0r | 301 kN |
| Fatigue load limit : Cu | 45.3 kN |
| Limiting speeds(Grease lub.) | 2600 min-1 |
| Limiting speeds(Oil lub.) | 3400 min-1 |
| Load center spread : a | 33.4 mm |
| Constant :e | 0.41 |
| Axial load factors : Y1 | 1.47 |
| Axial load factors : Y0 | 0.81 |
| da | 99.0 mm |
| db | 92.0 mm |
| Da | 131.0 mm |
| Db | 139.0 mm |
| ra(max.) | 3.6 mm |
| rb(max.) | 3.2 mm |
| (Refer.)Mass | 2.79 kg |
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KOYO 663/653