22228AEX NACHI D 250 mm 140x250x68mm Cylindrical roller bearings
| Bearing number | 22228AEX |
| Size (mm) | 140x250x68 |
| Brand | NACHI |
| Bore Diameter (mm) | 140 |
| Outer Diameter (mm) | 250 |
| Width (mm) | 68 |
| d | 140 mm |
| D | 250 mm |
| B | 68 mm |
| C | 68 mm |
| r min. | 3 mm |
| Weight | 14.8 Kg |
| Basic dynamic load rating (C) | 945 kN |
| Basic static load rating (C0) | 890 kN |
| (Grease) Lubrication Speed | 2700 r/min |
| (Oil) Lubrication Speed | 3400 r/min |
| Calculation factor (e) | 0.3 |
| Calculation factor (Y0) | 2.21 |
| Calculation factor (Y1) | 2.26 |
Detailed Parameters
parameter：
| 6529 Wheel bearings | Designation SKF:VKBA 3563 ，Designation SX:CX557 ，Brand:Ruville |
| BLF206-18 Bearing units | Brand:FYH ，Bore Diameter :28.575mm ，d:28.575 mm ，A0:34 mm |
| BRI 223520 UU Needle roller bearings | Outer Diameter :55.562mm ，Width :32mm ，Bore Diameter :34.925mm ，Brand:IKO ，d:34.925 mm ，Size :34.925x55.562x32mm |
| NN4936 Cylindrical roller bearings | Size :180x250x69mm ，Bore Diameter :180mm ，Outer Diameter :250mm ，Width :69mm ，Brand:ISO |
| SRW4 Deep groove ball bearings | Bore Diameter :6.35mm ，Outer Dia (D):0.6250 ，Bore Dia (d):0.2500 ，Bearing Type:Open with Extended Inner ，Brand:AST ，Outer Diameter :15.875mm |
| BK081410 Cylindrical roller bearings | Fw:8 mm ，Width :10mm ，Brand:CX ，Bore Diameter :8mm ，Size :8x14x10mm ，Outer Diameter :14mm |
| 71920 CE/HCP4AH1 Angular contact ball bearings | Size :140x100x20mm ，Bore Diameter :140mm ，Brand:SKF ，Outer Diameter :100mm |
| 22328 EKW33+H2328 Spherical roller bearings | Size :125x300x102mm ，Bore Diameter :125mm ，Brand:ISB ，Outer Diameter :300mm |
| NAFW507840 Needle roller bearings | Outer Diameter :78mm ，Bore Diameter :50mm ，Brand:NSK ，Size :50x78x40mm |
| 30204 Tapered roller bearings | Bore Diameter :20mm ，Size :20x47x15.25mm ，Brand:ISO ，Outer Diameter :47mm |
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