1210EKTN9 SKF r2 min. 1.1 mm 50x90x20mm Self aligning ball bearings
| Bearing number | 1210EKTN9 |
| Size (mm) | 50x90x20 |
| Brand | SKF |
| Bore Diameter (mm) | 50 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 20 |
| d | 50 mm |
| D | 90 mm |
| B | 20 mm |
| C | 20 mm |
| d2 | 61.7 mm |
| r1 min. | 1.1 mm |
| r2 min. | 1.1 mm |
| D1 | 79.5 mm |
| da min. | 57 mm |
| Da max. | 83 mm |
| ra max. | 1.1 mm |
| Weight | 0.53 Kg |
| Basic dynamic load rating (C) | 26.5 kN |
| Basic static load rating (C0) | 9.15 kN |
| Fatigue load limit (Pu) | 0.48 |
| Reference speed | 16000 r/min |
| Limiting speed | 10000 r/min |
| Calculation factor (e) | 0.21 |
| Calculation factor (kr) | 0.04 |
| Calculation factor (Y0) | 3.2 |
| Calculation factor (Y1) | 3 |
Detailed Parameters
parameter：
| E25KRR Deep groove ball bearings | Brand:Timken ，Bore Diameter :25mm ，Outer Diameter :52mm ，Size :25x52x34.92mm |
| 24038-E1-K30 Spherical roller bearings | Outer Diameter :290mm ，Bore Diameter :190mm ，Brand:FAG ，Size :190x290x100mm |
| NU 226 Cylindrical roller bearings | Width :40mm ，Outer Diameter :230mm ，Size :130x230x40mm ，Bore Diameter :130mm ，Brand:ISB |
| 7207CG/GNP42 Angular contact ball bearings | Bore Diameter :35mm ，Size :35x72x17mm ，Width :17mm ，Outer Diameter :72mm ，Brand:NTN ，d:35 mm |
| 5207Z Angular contact ball bearings | Width :27mm ，Outer Diameter :72mm ，Size :35x72x27mm ，Brand:NACHI ，Bore Diameter :35mm |
| 643/632 Tapered roller bearings | Bore Diameter :69.85mm ，Outer Diameter :136.525mm ，Width :41.275mm ，Brand:Fersa ，Size :69.85x136.525x41.275mm |
| NUP30/530 Cylindrical roller bearings | Brand:ISO ，Width :185mm ，Size :530x780x185mm ，Bore Diameter :530mm ，Outer Diameter :780mm |
| NUP2868 Cylindrical roller bearings | Outer Diameter :420mm ，Bore Diameter :340mm ，Width :48mm ，Size :340x420x48mm ，Brand:CX |
| 29324E Thrust roller bearings | Bore Diameter :120.000mm ，Outer Diameter :210.000mm ，Brand:SNR ，Size :120x210x54mm |
| QJ218 Angular contact ball bearings | Outer Diameter :160mm ，Width :30mm ，Bore Diameter :90mm ，Size :90x160x30mm ，Brand:FBJ |
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