KOYO
Tapered roller bearings 577R/572
Bearing KOYO 577R/572, Ø74.612×139.992×36.098 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 74,612 × 139,992 × 36,098 mm
d74,612Bore Ø (mm)
×
D139,992Outer Ø (mm)
×
B36,098Width (mm)
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Technical specifications
| d | 74.612 mm |
| D | 139.992 mm |
| T | 36.512 mm |
| B | 36.098 mm |
| C | 28.575 mm |
| r(min.) | 3.6 mm |
| r1(min.) | 3.2 mm |
| Basic load ratings : Cr | 220 kN |
| Basic load ratings : C0r | 262 kN |
| Fatigue load limit : Cu | 39.8 kN |
| Limiting speeds(Grease lub.) | 2700 min-1 |
| Limiting speeds(Oil lub.) | 3600 min-1 |
| Load center spread : a | 31.0 mm |
| Constant :e | 0.40 |
| Axial load factors : Y1 | 1.49 |
| Axial load factors : Y0 | 0.82 |
| da | 91.0 mm |
| db | 85.0 mm |
| Da | 125.0 mm |
| Db | 133.0 mm |
| ra(max.) | 3.6 mm |
| rb(max.) | 3.2 mm |
| (Refer.)Mass | 2.469 kg |
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KOYO 577R/572