1204EKTN9 SKF 20x47x14mm Calculation factor (kr) 0.04 Self aligning ball bearings
| Bearing number | 1204EKTN9 |
| Size (mm) | 20x47x14 |
| Brand | SKF |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 47 |
| Width (mm) | 14 |
| d | 20 mm |
| D | 47 mm |
| B | 14 mm |
| C | 14 mm |
| d2 | 28.9 mm |
| r1 min. | 1 mm |
| r2 min. | 1 mm |
| D1 | 41 mm |
| da min. | 25.6 mm |
| Da max. | 41.4 mm |
| ra max. | 1 mm |
| Weight | 0.12 Kg |
| Basic dynamic load rating (C) | 12.7 kN |
| Basic static load rating (C0) | 3.4 kN |
| Fatigue load limit (Pu) | 0.18 |
| Reference speed | 32000 r/min |
| Limiting speed | 20000 r/min |
| Calculation factor (e) | 0.3 |
| Calculation factor (kr) | 0.04 |
| Calculation factor (Y0) | 2.2 |
| Calculation factor (Y1) | 2.1 |
Detailed Parameters
parameter：
| NU5215 Cylindrical roller bearings | Outer Diameter :130mm ，Width :41.28mm ，Size :75x130x41.28mm ，Brand:ISO ，Bore Diameter :75mm |
| KGBO30-PP-AS Bearing units | Bore Diameter :30mm ，Brand:INA ，H6:10 mm ，A5:44 mm ，B:88 mm ，Fw:30 mm |
| 47SCRN40P Deep groove ball bearings | Bore Diameter :31mm ，Brand:NACHI ，Size :31x47x23mm ，Outer Diameter :47mm |
| HJ-405224 + IR-324024 Needle roller bearings | Brand:NSK ，Outer Diameter :82.55mm ，Bore Diameter :50.8mm ，Width :38.1mm ，Size :50.8x82.55x38.1mm ，d:50.8 mm |
| NN 3017 TN9/SP Cylindrical roller bearings | Width :34mm ，Brand:ISB ，Outer Diameter :130mm ，Size :85x130x34mm ，d:85 mm ，Bore Diameter :85mm |
| Modus Abec 7 Skateboard bearings | Outer Diameter :22mm ，Size :8x22x7mm ，Brand:Modus Speed Bearings ，Bore Diameter :8mm |
| NU1034 Cylindrical roller bearings | d:170 mm ，Bore Diameter :170mm ，Fw:193 mm ，Outer Diameter :237mm ，Brand:NSK |
| 6204-ZNR Deep groove ball bearings | Brand:ISB ，Outer Diameter :47mm ，d:20 mm ，Bore Diameter :20mm ，Size :20x47x14mm ，Width :14mm |
| 71911CVDUJ74 Angular contact ball bearings | Outer Diameter :80mm ，Size :55x80x26mm ，Brand:SNR ，Bore Diameter :55mm |
| 30219 Tapered roller bearings | Outer Diameter :170mm ，Bore Diameter :95mm ，Size :95x170x34.5mm ，Brand:ISO |
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