02474/02420 KOYO 28.575×68.262×22.225mm Basic dynamic load rating (C) 51 kN Tapered roller bearings
| Bearing number | 02474/02420 |
| Size (mm) | 28.575×68.262×22.225 |
| Brand | KOYO |
| Bore Diameter (mm) | 28.575 |
| Outer Diameter (mm) | 68.262 |
| Width (mm) | 22.225 |
| d | 28.575 mm |
| D | 68.262 mm |
| T | 22.225 mm |
| B | 22.225 mm |
| C | 17.462 mm |
| a | 17.1 mm |
| r min. | 0.8 mm |
| r2 min. | 1.6 mm |
| da min. | 36.5 mm |
| Da | 59 mm |
| db min | 36 mm |
| ra max. | 0.8 mm |
| rb max. | 1.6 mm |
| Db | 63 mm |
| Weight | 0.402 Kg |
| Basic dynamic load rating (C) | 51 kN |
| Basic static load rating (C0) | 61.1 kN |
| (Grease) Lubrication Speed | 6000 r/min |
| (Oil) Lubrication Speed | 8000 r/min |
| Calculation factor (e) | 0.42 |
| Calculation factor (Y0) | 0.79 |
Detailed Parameters
parameter：
| NNU 49/500 SPW33X Cylindrical roller bearings | Size :500x670x170mm ，Bore Diameter :500mm ，Brand:ISB ，Outer Diameter :670mm |
| NU 2318 Cylindrical roller bearings | Outer Diameter :190mm ，Size :90x190x64mm ，Bore Diameter :90mm ，Brand:ISB |
| 6201-2ZNR Deep groove ball bearings | Width :10mm ，Size :32x12x10mm ，d:12 mm ，Outer Diameter :12mm ，Brand:SKF ，Bore Diameter :32mm |
| KT 606820 Needle roller bearings | Fw:60 mm ，Brand:IKO ，Outer Diameter :68mm ，Bore Diameter :60mm |
| RNA4924 Needle roller bearings | Brand:INA ，Outer Diameter :165mm ，Bore Diameter :135mm ，Size :135x165x45mm |
| SA1021 Angular contact ball bearings | Outer Diameter :90mm ，d:40 mm ，Width :23.1mm ，Bore Diameter :40mm ，Brand:FAG ，Size :40x90x23.1mm |
| 6014NREE Deep groove ball bearings | Outer Diameter :110.000mm ，Brand:SNR ，Bore Diameter :70.000mm ，Size :70x110x20mm |
| 61828-2RZ Deep groove ball bearings | Size :140x175x18mm ，Outer Diameter :175mm ，Width :18mm ，Brand:ISB ，Bore Diameter :140mm |
| RS-4832E4 Cylindrical roller bearings | Bore Diameter :160mm ，Outer Diameter :200mm ，Size :160x200x40mm ，Brand:NSK |
| 230/670 KCW33+AH30/670 Spherical roller bearings | Size :670x980x230mm ，Brand:CX ，Outer Diameter :980mm ，Bore Diameter :670mm |
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