2221-2RS KOYO 105x190x50mm Weight 6.07 Kg Self aligning ball bearings
| Bearing number | 2221-2RS |
| Size (mm) | 105x190x50 |
| Brand | KOYO |
| Bore Diameter (mm) | 105 |
| Outer Diameter (mm) | 190 |
| Width (mm) | 50 |
| d | 105 mm |
| D | 190 mm |
| B | 50 mm |
| C | 50 mm |
| r min. | 2.1 mm |
| da min. | 117 mm |
| da max | 117 mm |
| Da max. | 178 mm |
| ra max. | 2 mm |
| Weight | 6.07 Kg |
| Basic dynamic load rating (C) | 77.0 kN |
| Basic static load rating (C0) | 34.0 kN |
| (Grease) Lubrication Speed | 2000 r/min |
| Calculation factor (e) | 0.18 |
| Calculation factor (Y0) | 3.73 |
| Calculation factor (Y1) | 3.56 |
Detailed Parameters
parameter：
| NN3080K Cylindrical roller bearings | Brand:KOYO ，Bore Diameter :400mm ，Outer Diameter :600mm ，Size :400x600x148mm |
| 6340-M Deep groove ball bearings | Width :80mm ，Brand:NKE ，Size :200x420x80mm ，Bore Diameter :200mm ，Outer Diameter :420mm |
| 51184-FP Thrust ball bearings | Bore Diameter :420mm ，Size :420x500x65mm ，Width :65mm ，Brand:NKE ，Outer Diameter :500mm |
| EGF08095-E40-B Plain bearings | Width :9.5mm ，Brand:INA ，Bore Diameter :8mm ，Size :8x10x9.5mm ，Outer Diameter :10mm |
| 31594/31521 Tapered roller bearings | Brand:ISO ，Bore Diameter :34.925mm ，Size :34.925x76.2x29.37mm ，Outer Diameter :76.2mm ，Width :29.37mm |
| 53204 Thrust ball bearings | d1:22 mm ，Bore Diameter :20mm ，Outer Diameter :40mm ，D:40 mm ，d:20 mm ，Brand:CX |
| UCTU315-900 Bearing units | d:75 mm ，T1:210 mm ，Width :82mm ，B:82 mm ，Brand:FYH ，Bore Diameter :75mm |
| US212-36 Deep groove ball bearings | Bore Diameter :57.15mm ，Width :24mm ，Brand:SNR ，Outer Diameter :110mm ，Size :57.15x110x24mm |
| NK 47/20 Needle roller bearings | Outer Diameter :57mm ，Brand:NBS ，Width :20mm ，Size :47x57x20mm ，Bore Diameter :47mm |
| SA0039 Angular contact ball bearings | Outer Diameter :84mm ，Brand:FAG ，Width :42mm ，Bore Diameter :45mm ，Size :45x84x42mm |
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