02473/02420 KOYO 25.4×68.262×22.225mm Calculation factor (Y0) 0.79 Tapered roller bearings
| Bearing number | 02473/02420 |
| Size (mm) | 25.4×68.262×22.225 |
| Brand | KOYO |
| Bore Diameter (mm) | 25.4 |
| Outer Diameter (mm) | 68.262 |
| Width (mm) | 22.225 |
| d | 25.4 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 |
| r1 min. | 1.6 mm |
| r2 min. | 1.6 mm |
| da min. | 34.5 mm |
| Da | 59 mm |
| db min | 33.5 mm |
| db | 33.5 mm |
| ra max. | 0.8 mm |
| rb max. | 1.6 mm |
| da | 34.5 mm |
| Db | 63 mm |
| Weight | 0.425 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：
| 6819NR Deep groove ball bearings | Size :95x120x13mm ，Outer Diameter :120mm ，Brand:NTN ，d:95 mm ，Width :13mm ，Bore Diameter :95mm |
| 25BC06S47ZC3 Deep groove ball bearings | Size :25x63x17mm ，Width :17mm ，Brand:NACHI ，Bore Diameter :25mm ，d:25 mm ，Outer Diameter :63mm |
| NU3221 Cylindrical roller bearings | Brand:KOYO ，Outer Diameter :190mm ，Size :105x190x65.1mm ，Bore Diameter :105mm |
| TAFI 91912 Needle roller bearings | Outer Diameter :19mm ，Width :12mm ，Brand:IKO ，Size :9x19x12mm ，Bore Diameter :9mm |
| NJ2211 Cylindrical roller bearings | Size :55x100x25mm ，Brand:FBJ ，Bore Diameter :55mm ，Outer Diameter :100mm |
| 150TVB610 Thrust ball bearings | Brand:Timken ，Size :381x482.6x63.5mm ，Width :63.5mm ，Bore Diameter :381mm ，Outer Diameter :482.6mm |
| 214KG Deep groove ball bearings | Size :70x125x24mm ，Outer Diameter :125mm ，Bore Diameter :70mm ，d:70 mm ，Brand:Timken ，Width :24mm |
| 61917 Deep groove ball bearings | Size :85x120x18mm ，Brand:CX ，Outer Diameter :120mm ，Bore Diameter :85mm ，Width :18mm |
| 7308-BE-TVP Angular contact ball bearings | Outer Diameter :90mm ，Size :40x90x23mm ，Width :23mm ，d:40 mm ，Bore Diameter :40mm ，Brand:NKE |
| VKBA 3259 Wheel bearings | Brand:SKF ，Designation SX:CX342 |
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