21312EX1 NACHI 60x130x31mm C 31 mm Cylindrical roller bearings
| Bearing number | 21312EX1 |
| Size (mm) | 60x130x31 |
| Brand | NACHI |
| Bore Diameter (mm) | 60 |
| Outer Diameter (mm) | 130 |
| Width (mm) | 31 |
| d | 60 mm |
| D | 130 mm |
| B | 31 mm |
| C | 31 mm |
| r min. | 2.1 mm |
| Weight | 2.1 Kg |
| Basic dynamic load rating (C) | 238 kN |
| Basic static load rating (C0) | 193 kN |
| (Grease) Lubrication Speed | 3800 r/min |
| (Oil) Lubrication Speed | 4800 r/min |
| Calculation factor (e) | 0.24 |
| Calculation factor (Y0) | 2.72 |
| Calculation factor (Y1) | 2.78 |
Detailed Parameters
parameter：
| 2308-2RS Self aligning ball bearings | Brand:KOYO ，d:40 mm ，Outer Diameter :90mm ，Bore Diameter :40mm ，Size :40x90x33mm ，Width :33mm |
| FD212 Deep groove ball bearings | Brand:CX ，Bore Diameter :60mm ，Size :60x110x37.2mm ，Outer Diameter :110mm |
| SL014960 Cylindrical roller bearings | Outer Diameter :420mm ，Bore Diameter :300mm ，Size :300x420x118mm ，Brand:NBS |
| NU 313 ECJ Thrust ball bearings | Outer Diameter :65mm ，Width :33mm ，Brand:SKF ，Size :140x65x33mm ，Bore Diameter :140mm |
| 6006-2RS Deep groove ball bearings | Width :13mm ，Bore Diameter :30mm ，Outer Diameter :55mm ，Brand:CYSD ，Size :30x55x13mm |
| S4210-2RS Deep groove ball bearings | Brand:ZEN ，Outer Diameter :90mm ，Size :50x90x28mm ，Bore Diameter :50mm |
| SMN203K Deep groove ball bearings | Brand:Timken ，Outer Diameter :120mm ，Bore Diameter :55.5625mm ，Size :55.5625x120x55.56mm |
| 33024 A Tapered roller bearings | Brand:CX ，Size :120x180x48mm ，Outer Diameter :180mm ，Width :48mm ，Bore Diameter :120mm |
| BF12022 Needle roller bearings | Brand:INA ，a:10 mm ，E1:18 mm ，E:11 mm ，Dw:12 mm ，b:22 mm |
| 54405+U405 Thrust ball bearings | Size :15x60x49.7mm ，Width :49.7mm ，Brand:NKE ，Bore Diameter :15mm ，Outer Diameter :60mm |
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