21312EK SKF Calculation factor (Y1) 3 60x130x31mm Spherical roller bearings
| Bearing number | 21312EK |
| Size (mm) | 60x130x31 |
| Brand | SKF |
| Bore Diameter (mm) | 60 |
| Outer Diameter (mm) | 130 |
| Width (mm) | 31 |
| d | 60 mm |
| D | 130 mm |
| B | 31 mm |
| C | 31 mm |
| b | 6 mm |
| d2 | 87.8 mm |
| r1 min. | 2.1 mm |
| r2 min. | 2.1 mm |
| D1 | 115 mm |
| K | 3 mm |
| da min. | 72 mm |
| Da max. | 118 mm |
| ra max. | 2 mm |
| Weight | 2.1 Kg |
| Basic dynamic load rating (C) | 212 kN |
| Basic static load rating (C0) | 240 kN |
| Fatigue load limit (Pu) | 26.5 |
| Reference speed | 4800 r/min |
| Limiting speed | 6300 r/min |
| Calculation factor (e) | 0.22 |
| Calculation factor (Y0) | 2.8 |
| Calculation factor (Y1) | 3 |
Detailed Parameters
parameter：
| NJ319 Cylindrical roller bearings | Bore Diameter :95mm ，Size :95x200x45mm ，Outer Diameter :200mm ，Width :45mm ，Brand:ISO |
| EGF30160-E40-B Plain bearings | Bore Diameter :30mm ，Width :16mm ，Brand:INA ，Outer Diameter :34mm ，Size :30x34x16mm |
| VEB 15 /NS 7CE1 Angular contact ball bearings | d:15 mm ，Bore Diameter :15mm ，Brand:SNFA ，Width :7mm ，Outer Diameter :28mm ，Size :15x28x7mm |
| K68X74X20FH Needle roller bearings | Outer Diameter :74mm ，Brand:Timken ，Bore Diameter :68mm ，Fw:68 mm |
| 61810 Deep groove ball bearings | Outer Diameter :65mm ，Width :7mm ，Bore Diameter :50mm ，Size :50x65x7mm ，Brand:ZEN |
| NKI 12/20 Cylindrical roller bearings | Bore Diameter :24mm ，Outer Diameter :12mm ，Size :24x12x20mm ，Brand:SKF |
| NU2308 Cylindrical roller bearings | Outer Diameter :90mm ，Size :40x90x33mm ，Brand:ISO ，Bore Diameter :40mm ，Width :33mm |
| 4302 Deep groove ball bearings | Size :15x42x17mm ，Brand:FBJ ，Width :17mm ，Bore Diameter :15mm ，Outer Diameter :42mm |
| NJ 417 Cylindrical roller bearings | Brand:ISB ，Bore Diameter :85mm ，Size :85x210x52mm ，Outer Diameter :210mm |
| H715332/H715311 Tapered roller bearings | Bore Diameter :60.325mm ，Size :60.325x136.525x46.038mm ，Outer Diameter :136.525mm ，Brand:NACHI |
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