KOYO
Tapered roller bearings 6386/20
Bearing KOYO 6386/20, Ø66.675×135.755×56.007 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 66,675 × 135,755 × 56,007 mm
d66,675Bore Ø (mm)
×
D135,755Outer Ø (mm)
×
B56,007Width (mm)
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Technical specifications
| d | 66.675 mm |
| D | 135.755 mm |
| T | 53.975 mm |
| B | 56.007 mm |
| C | 44.450 mm |
| r(min.) | 4.3 mm |
| r1(min.) | 3.2 mm |
| Basic load ratings : Cr | 333 kN |
| Basic load ratings : C0r | 357 kN |
| Fatigue load limit : Cu | 49.3 kN |
| Limiting speeds(Grease lub.) | 3000 min-1 |
| Limiting speeds(Oil lub.) | 4000 min-1 |
| Load center spread : a | 34.8 mm |
| Constant :e | 0.32 |
| Axial load factors : Y1 | 1.85 |
| Axial load factors : Y0 | 1.02 |
| da | 87.0 mm |
| db | 77.5 mm |
| Da | 117.0 mm |
| Db | 126.0 mm |
| ra(max.) | 4.3 mm |
| rb(max.) | 3.2 mm |
| (Refer.)Mass | 3.64 kg |
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KOYO 6386/20