1209EKTN9 SKF 45x85x19mm Calculation factor (Y1) 3 Self aligning ball bearings
| Bearing number | 1209EKTN9 |
| Size (mm) | 45x85x19 |
| Brand | SKF |
| Bore Diameter (mm) | 45 |
| Outer Diameter (mm) | 85 |
| Width (mm) | 19 |
| d | 45 mm |
| D | 85 mm |
| B | 19 mm |
| C | 19 mm |
| d2 | 57.5 mm |
| r1 min. | 1.1 mm |
| r2 min. | 1.1 mm |
| D1 | 73.7 mm |
| da min. | 52 mm |
| Da max. | 78 mm |
| ra max. | 1.1 mm |
| Weight | 0.47 Kg |
| Basic dynamic load rating (C) | 22.9 kN |
| Basic static load rating (C0) | 7.8 kN |
| Fatigue load limit (Pu) | 0.4 |
| Reference speed | 17000 r/min |
| Limiting speed | 11000 r/min |
| Calculation factor (e) | 0.21 |
| Calculation factor (kr) | 0.04 |
| Calculation factor (Y0) | 3.2 |
| Calculation factor (Y1) | 3 |
Detailed Parameters
parameter：
| 280RJ92 Cylindrical roller bearings | Bore Diameter :280mm ，Brand:Timken ，Outer Diameter :461mm ，D:500 mm ，F:319 mm ，d:280 mm |
| UCTU316-800 Bearing units | Brand:KOYO ，Bore Diameter :80mm ，d:80 mm ，Width :86mm |
| CX471 Wheel bearings | Brand:CX ，Designation FAG:713618560 ，Designation SKF:VKBA 3730 ，Designation Ruville:6937 |
| BK354518 Cylindrical roller bearings | Fw:35 mm ，Size :35x45x18mm ，Outer Diameter :45mm ，Brand:CX ，Bore Diameter :35mm ，Width :18mm |
| 71907 C-UD Angular contact ball bearings | Outer Diameter :55mm ，Brand:CX ，d:35 mm ，Bore Diameter :35mm ，Width :20mm ，Size :35x55x20mm |
| PCJ1-1/4 Bearing units | d:31.75 mm ，V:103.988 mm ，Bore Diameter :31.75mm ，Brand:INA ，U:50.495 mm |
| JP17049/10 Tapered roller bearings | Brand:CX ，Outer Diameter :230mm ，Size :170x230x32mm ，Bore Diameter :170mm |
| T-LM451349D/LM451310/LM451310D Tapered roller bearings | Bore Diameter :266.7mm ，Brand:NTN ，Size :266.7x355.6x230.188mm ，Outer Diameter :355.6mm |
| 6218 Deep groove ball bearings | Bore Diameter :90mm ，Outer Diameter :160mm ，Size :90x160x30mm ，Brand:NKE |
| MR117-2Z Deep groove ball bearings | Bore Diameter :7mm ，Outer Diameter :11mm ，Brand:ZEN ，Size :7x11x3mm |
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