KOYO
Tapered roller bearings 30324JR
Bearing KOYO 30324JR, Ø120×260×55 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 120 × 260 × 55 mm
d120Bore Ø (mm)
×
D260Outer Ø (mm)
×
B55Width (mm)
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Technical specifications
| d | 120 mm |
| D | 260 mm |
| T | 59.5 mm |
| B | 55 mm |
| C | 46 mm |
| r(min.) | 4 mm |
| r1(min.) | 3 mm |
| Basic load ratings : Cr | 712 kN |
| Basic load ratings : C0r | 714 kN |
| Fatigue load limit : Cu | 89.9 kN |
| Limiting speeds(Grease lub.) | 1500 min-1 |
| Limiting speeds(Oil lub.) | 2000 min-1 |
| Load center spread : a | 50.2 mm |
| Constant e | 0.35 |
| Axial load factors : Y1 | 1.74 |
| Axial load factors : Y0 | 0.96 |
| da(min.) | 138 mm |
| db(max.) | 152 mm |
| Da(max.) | 246 mm |
| Da(min.) | 221 mm |
| Db(min.) | 239 mm |
| Sa(min.) | 10 mm |
| Sb(min.) | 13.5 mm |
| ra(max.) | 3 mm |
| rb(max.) | 2.5 mm |
| (Refer.)Mass | 14.5 kg |
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KOYO 30324JR