KOYO
Tapered roller bearings 3877/21
Bearing KOYO 3877/21, Ø41.275×85.725×30.162 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 41,275 × 85,725 × 30,162 mm
d41,275Bore Ø (mm)
×
D85,725Outer Ø (mm)
×
B30,162Width (mm)
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Technical specifications
| d | 41.275 mm |
| D | 85.725 mm |
| T | 30.162 mm |
| B | 30.162 mm |
| C | 23.812 mm |
| r(min.) | 3.6 mm |
| r1(min.) | 1.2 mm |
| Basic load ratings : Cr | 135 kN |
| Basic load ratings : C0r | 136 kN |
| Fatigue load limit : Cu | 20.3 kN |
| Limiting speeds(Grease lub.) | 4800 min-1 |
| Limiting speeds(Oil lub.) | 6400 min-1 |
| Load center spread : a | 22.9 mm |
| Constant :e | 0.40 |
| Axial load factors : Y1 | 1.49 |
| Axial load factors : Y0 | 0.82 |
| da | 57.0 mm |
| db | 50.3 mm |
| Da | 75.0 mm |
| Db | 81.0 mm |
| ra(max.) | 3.6 mm |
| rb(max.) | 1.2 mm |
| (Refer.)Mass | 0.83 kg |
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KOYO 3877/21