KOYO
Tapered roller bearings 749SR/742
Bearing KOYO 749SR/742, Ø85.026×150.089×46.672 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 85,026 × 150,089 × 46,672 mm
d85,026Bore Ø (mm)
×
D150,089Outer Ø (mm)
×
B46,672Width (mm)
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Technical specifications
| d | 85.026 mm |
| D | 150.089 mm |
| T | 44.450 mm |
| B | 46.672 mm |
| C | 36.512 mm |
| r(min.) | 5.2 mm |
| r1(min.) | 3.2 mm |
| Basic load ratings : Cr | 330 kN |
| Basic load ratings : C0r | 368 kN |
| Fatigue load limit : Cu | 50.1 kN |
| Limiting speeds(Grease lub.) | 2500 min-1 |
| Limiting speeds(Oil lub.) | 3400 min-1 |
| Load center spread : a | 32.4 mm |
| Constant :e | 0.33 |
| Axial load factors : Y1 | 1.84 |
| Axial load factors : Y0 | 1.01 |
| da | 104.0 mm |
| db | 95.0 mm |
| Da | 134.0 mm |
| Db | 142.0 mm |
| ra(max.) | 5.2 mm |
| rb(max.) | 3.2 mm |
| (Refer.)Mass | 3.14 kg |
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KOYO 749SR/742