KOYO
Tapered roller bearings 68450/712
Bearing KOYO 68450/712, Ø114.3×180.975×31.75 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 114,3 × 180,975 × 31,75 mm
d114,3Bore Ø (mm)
×
D180,975Outer Ø (mm)
×
B31,75Width (mm)
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Technical specifications
| d | 114.300 mm |
| D | 180.975 mm |
| T | 34.925 mm |
| B | 31.750 mm |
| C | 25.400 mm |
| r(min.) | 3.6 mm |
| r1(min.) | 3.2 mm |
| Basic load ratings : Cr | 216 kN |
| Basic load ratings : C0r | 247 kN |
| Fatigue load limit : Cu | 35.1 kN |
| Limiting speeds(Grease lub.) | 2000 min-1 |
| Limiting speeds(Oil lub.) | 2700 min-1 |
| Load center spread : a | 40.6 mm |
| Constant :e | 0.50 |
| Axial load factors : Y1 | 1.21 |
| Axial load factors : Y0 | 0.66 |
| da | 127.0 mm |
| db | 131.0 mm |
| Da | 161.0 mm |
| Db | 170.0 mm |
| ra(max.) | 3.6 mm |
| rb(max.) | 3.2 mm |
| (Refer.)Mass | 2.93 kg |
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KOYO 68450/712