21318RHK KOYO r min. 3 mm 90x190x43mm Spherical roller bearings
| Bearing number | 21318RHK |
| Size (mm) | 90x190x43 |
| Brand | KOYO |
| Bore Diameter (mm) | 90 |
| Outer Diameter (mm) | 190 |
| Width (mm) | 43 |
| d | 90 mm |
| D | 190 mm |
| B | 43 mm |
| C | 43 mm |
| r min. | 3 mm |
| da min. | 104 mm |
| Da max. | 176 mm |
| ra max. | 2.5 mm |
| Weight | 6.11 Kg |
| Basic dynamic load rating (C) | 330 kN |
| Basic static load rating (C0) | 416 kN |
| (Grease) Lubrication Speed | 1900 r/min |
| (Oil) Lubrication Speed | 2500 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (Y0) | 2.84 |
| Calculation factor (Y1) | 2.91 |
Detailed Parameters
parameter：
| RNA 4901UU Needle roller bearings | Bore Diameter :16mm ，Outer Diameter :24mm ，Brand:IKO ，Size :16x24x13mm |
| A 5230 WB Cylindrical roller bearings | Width :88.9mm ，Brand:SIGMA ，d:150 mm ，Size :150x270x88.9mm ，Outer Diameter :270mm ，Bore Diameter :150mm |
| S45 Needle roller bearings | Brand:INA ，Width :7.938mm ，Outer Diameter :11.112mm ，Size :6.35x11.112x7.938mm ，Fw:6.35 mm ，Bore Diameter :6.35mm |
| RNA4909 Needle roller bearings | Brand:AST ，Bore Diameter :52mm ，Size :52x68x22mm ，Outer Diameter :68mm |
| IJ133002 Angular contact ball bearings | Brand:ILJIN ，I:78 mm ，G:100 mm ，E:56.4 mm ，P:84 mm ，F:136 mm |
| J-98 Needle roller bearings | Outer Diameter :19.05mm ，Size :14.288x19.05x12.7mm ，Brand:Timken ，Bore Diameter :14.288mm |
| 3NCHAR921CA Angular contact ball bearings | Brand:KOYO ，Width :20mm ，Bore Diameter :105mm ，d:105 mm ，Size :105x145x20mm ，Outer Diameter :145mm |
| 24028 Spherical roller bearings | Brand:ISB ，Width :69mm ，Outer Diameter :210mm ，Size :140x210x69mm ，Bore Diameter :140mm |
| NNU4924 Cylindrical roller bearings | d:120 mm ，Size :120x165x45mm ，Brand:NACHI ，Width :45mm ，Outer Diameter :165mm ，Bore Diameter :120mm |
| 5S-HSB908GCS00P42 Angular contact ball bearings | d:40 mm ，Outer Diameter :62mm ，Brand:NTN ，Size :40x62x12mm ，Width :12mm ，Bore Diameter :40mm |
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