1639-RS CYSD 20.638×50.8×14.288mm Basic dynamic load rating (C) 12.84 kN Deep groove ball bearings
| Bearing number | 1639-RS |
| Size (mm) | 20.638×50.8×14.288 |
| Brand | CYSD |
| Bore Diameter (mm) | 20.638 |
| Outer Diameter (mm) | 50.8 |
| Width (mm) | 14.288 |
| d | 20.638 mm |
| D | 50.8 mm |
| B | 14.288 mm |
| C | 14.288 mm |
| r min. | 0.6 mm |
| Weight | 0.138 Kg |
| Basic dynamic load rating (C) | 12.84 kN |
Detailed Parameters
parameter：
| 6020-2RSR Deep groove ball bearings | Outer Diameter :150mm ，Brand:NKE ，Bore Diameter :100mm ，Size :100x150x24mm |
| 778/772 Tapered roller bearings | Size :92.075x180.975x47.625mm ，Bore Diameter :92.075mm ，Brand:KOYO ，Width :47.625mm ，Outer Diameter :180.975mm |
| NF 234 Cylindrical roller bearings | Brand:NSK ，Size :170x272x52mm ，Outer Diameter :272mm ，Bore Diameter :170mm |
| 7213 CTBP4 Angular contact ball bearings | Width :23mm ，Outer Diameter :120mm ，Brand:CX ，Bore Diameter :65mm ，Size :65x120x23mm |
| 7813CDT Angular contact ball bearings | Size :65x85x10mm ，Bore Diameter :65mm ，Brand:CYSD ，Outer Diameter :85mm |
| N330 Cylindrical roller bearings | Outer Diameter :320mm ，Bore Diameter :150mm ，Brand:ISO ，Size :150x320x65mm |
| GEG 6 C Plain bearings | Outer Diameter :16mm ，Brand:ISB ，d:6 mm ，Bore Diameter :6mm ，Width :9mm ，Size :6x16x9mm |
| 22217EX Cylindrical roller bearings | Brand:NACHI ，Outer Diameter :150mm ，Size :85x150x36mm ，Bore Diameter :85mm ，Width :36mm ，d:85 mm |
| 62205-2RS Deep groove ball bearings | Brand:ISB ，Bore Diameter :25mm ，Outer Diameter :52mm ，Size :25x52x18mm |
| M-661 Needle roller bearings | Brand:Timken ，Size :9.525x14.288x9.53mm ，Width :9.53mm ，Bore Diameter :9.525mm ，Outer Diameter :14.288mm |
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