21311RH KOYO Calculation factor (Y0) 2.65 55x120x29mm Spherical roller bearings
| Bearing number | 21311RH |
| Size (mm) | 55x120x29 |
| Brand | KOYO |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| C | 29 mm |
| r min. | 2 mm |
| da min. | 65 mm |
| Da max. | 110 mm |
| ra max. | 2 mm |
| Weight | 1.69 Kg |
| Basic dynamic load rating (C) | 144 kN |
| Basic static load rating (C0) | 165 kN |
| (Grease) Lubrication Speed | 3000 r/min |
| (Oil) Lubrication Speed | 4100 r/min |
| Calculation factor (e) | 0.25 |
| Calculation factor (Y0) | 2.65 |
| Calculation factor (Y1) | 2.71 |
Detailed Parameters
parameter：
| NJ2209 E Cylindrical roller bearings | Bore Diameter :45mm ，Outer Diameter :85mm ，Brand:AST ，Size :45x85x23mm ，Width :23mm ，Bearing Type:NJ |
| 30314 A Tapered roller bearings | Brand:CX ，Bore Diameter :70mm ，Outer Diameter :150mm ，Size :70x150x38mm |
| NK.22.0400.100-1N Thrust ball bearings | Bore Diameter :280mm ，Outer Diameter :400mm ，Brand:ISB ，d:280 mm ，Width :82mm ，Size :280x400x82mm |
| 6305ZENR Deep groove ball bearings | Bore Diameter :25mm ，Brand:NACHI ，Size :25x62x17mm ，Outer Diameter :62mm |
| FBSA 206/DB Thrust ball bearings | Brand:SKF ，Bore Diameter :30mm ，Size :30x120x52mm ，Outer Diameter :120mm ，Width :52mm |
| YARAG207-107 Deep groove ball bearings | Width :42.9mm ，Size :36.513x72x42.9mm ，Outer Diameter :72mm ，Brand:SKF ，d:36.513 mm ，Bore Diameter :36.513mm |
| RCJY60-JIS Bearing units | Brand:INA ，d:60 mm ，A:48 mm ，U:68.7 mm ，Thread (Q):M6 ，Bore Diameter :60mm |
| 33287/33472 Tapered roller bearings | Brand:AST ，Bearing Type:single row assembly ，Bore Dia (d):2.8750 ，Width :29.7942mm ，Bore Diameter :73.025mm ，Outer Diameter :120mm |
| 22MKM2816 Needle roller bearings | Width :16mm ，Size :22x28x16mm ，Bore Diameter :22mm ，Outer Diameter :28mm ，Brand:KOYO |
| R12/13 Needle roller bearings | Width :13mm ，Bore Diameter :12mm ，Brand:KOYO ，Outer Diameter :15mm ，Size :12x15x13mm |
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