KOYO
Tapered roller bearings 31324JR
Bearing KOYO 31324JR, Ø120×260×62 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 120 × 260 × 62 mm
d120Bore Ø (mm)
×
D260Outer Ø (mm)
×
B62Width (mm)
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Technical specifications
| d | 120 mm |
| D | 260 mm |
| T | 68 mm |
| B | 62 mm |
| C | 42 mm |
| r(min.) | 4 mm |
| r1(min.) | 3 mm |
| Basic load ratings : Cr | 657 kN |
| Basic load ratings : C0r | 665 kN |
| Fatigue load limit : Cu | 77.8 kN |
| Limiting speeds(Grease lub.) | 1300 min-1 |
| Limiting speeds(Oil lub.) | 1800 min-1 |
| Load center spread : a | 81.9 mm |
| Constant e | 0.83 |
| Axial load factors : Y1 | 0.73 |
| Axial load factors : Y0 | 0.40 |
| da(min.) | 138 mm |
| db(max.) | 145 mm |
| Da(max.) | 246 mm |
| Da(min.) | 221 mm |
| Db(min.) | 244 mm |
| Sa(min.) | 6 mm |
| Sb(min.) | 21 mm |
| ra(max.) | 3 mm |
| rb(max.) | 2.5 mm |
| (Refer.)Mass | 15.4 kg |
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KOYO 31324JR