128DC89320 KOYO 640x890x320mm da max 699 mm Cylindrical roller bearings
| Bearing number | 128DC89320 |
| Size (mm) | 640x890x320 |
| Brand | KOYO |
| Bore Diameter (mm) | 640 |
| Outer Diameter (mm) | 890 |
| Width (mm) | 320 |
| d | 640 mm |
| Fw | 705 mm |
| D | 890 mm |
| B | 320 mm |
| r min. | 6 mm |
| da min. | 664 mm |
| da max | 699 mm |
| Da max. | 866 mm |
| db min | 713 mm |
| ra max. | 5 mm |
| Weight | 625 Kg |
| Basic dynamic load rating (C) | 7330 kN |
Detailed Parameters
parameter：
| NK30X55X21 Needle roller bearings | Outer Diameter :55.000mm ，Brand:NTN ，Size :30x55x21mm ，Bore Diameter :30.000mm |
| 135RIJ580 Cylindrical roller bearings | F:365 mm ，Brand:Timken ，D:457.2 mm ，Bore Diameter :342.9mm ，d:342.9 mm ，Outer Diameter :435mm |
| HK2214 Cylindrical roller bearings | Brand:CX ，Width :14mm ，Bore Diameter :22mm ，Size :22x28x14mm ，Outer Diameter :28mm |
| 6030Z Deep groove ball bearings | Brand:NACHI ，Bore Diameter :150mm ，Outer Diameter :225mm ，Size :150x225x35mm |
| FTO6 Thrust ball bearings | Bore Diameter :6.35mm ，Size :6.35x20.65x9.53mm ，Brand:INA ，Width :9.53mm ，Outer Diameter :20.65mm |
| 513001 Tapered roller bearings | Width :37mm ，Size :25x52x37mm ，Brand:Timken ，Bore Diameter :25mm ，Outer Diameter :52mm |
| TUF1 15.120 Plain bearings | d:15 mm ，Bore Diameter :15mm ，f1:0.5 mm ，Brand:CX ，Outer Diameter :17mm ，D:17 mm |
| NUP 318 Cylindrical roller bearings | Outer Diameter :190mm ，Brand:NSK ，Bore Diameter :90mm ，Size :90x190x43mm |
| RNAO-20×32×12 Needle roller bearings | Outer Diameter :26mm ，Brand:NTN ，Size :20x26x12mm ，Bore Diameter :20mm ，Fw:20 mm ，Width :12mm |
| KV53X57X19.8 Needle roller bearings | Brand:NTN ，Bore Diameter :53.000mm ，Outer Diameter :57.000mm ，Fw:53.000 mm ，Ew:57.000 mm |
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