KOYO
Tapered roller bearings HM88542/12
Bearing KOYO HM88542/12, Ø31.75×73.812×27.783 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 31,75 × 73,812 × 27,783 mm
d31,75Bore Ø (mm)
×
D73,812Outer Ø (mm)
×
B27,783Width (mm)
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Technical specifications
| d | 31.750 mm |
| D | 73.812 mm |
| T | 29.370 mm |
| B | 27.783 mm |
| C | 23.020 mm |
| r(min.) | 1.2 mm |
| r1(min.) | 3.2 mm |
| Basic load ratings : Cr | 93.0 kN |
| Basic load ratings : C0r | 101 kN |
| Fatigue load limit : Cu | 14.2 kN |
| Limiting speeds(Grease lub.) | 5600 min-1 |
| Limiting speeds(Oil lub.) | 7500 min-1 |
| Load center spread : a | 23.4 mm |
| Constant :e | 0.55 |
| Axial load factors : Y1 | 1.10 |
| Axial load factors : Y0 | 0.60 |
| da | 45.5 mm |
| db | 42.5 mm |
| Da | 59.0 mm |
| Db | 70.0 mm |
| ra(max.) | 1.2 mm |
| rb(max.) | 3.2 mm |
| (Refer.)Mass | 0.631 kg |
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KOYO HM88542/12