2321 KOYO 105x225x77mm (Grease) Lubrication Speed 2300 r/min Self aligning ball bearings
| Bearing number | 2321 |
| Size (mm) | 105x225x77 |
| Brand | KOYO |
| Bore Diameter (mm) | 105 |
| Outer Diameter (mm) | 225 |
| Width (mm) | 77 |
| d | 105 mm |
| D | 225 mm |
| B | 77 mm |
| C | 77 mm |
| r min. | 3 mm |
| da min. | 118 mm |
| Da max. | 212 mm |
| ra max. | 2.5 mm |
| Weight | 14.3 Kg |
| Basic dynamic load rating (C) | 187 kN |
| Basic static load rating (C0) | 78.0 kN |
| (Grease) Lubrication Speed | 2300 r/min |
| (Oil) Lubrication Speed | 3200 r/min |
| Calculation factor (e) | 0.36 |
| Calculation factor (Y0) | 1.83 |
| Calculation factor (Y1) | 1.75 |
Detailed Parameters
parameter：
| NH2207 E Cylindrical roller bearings | Brand:CX ，Outer Diameter :72mm ，Size :35x72x23mm ，Bore Diameter :35mm |
| ESFD206 Bearing units | e:11.4 mm ，d:30 mm ，Brand:SNR ，Bore Diameter :30mm |
| DE4012 Angular contact ball bearings | Outer Diameter :289.500mm ，Width :76.000mm ，Bore Diameter :200.000mm ，Brand:NTN ，Size :200x289.500x76mm |
| 7948DT Angular contact ball bearings | Bore Diameter :240mm ，Size :240x320x38mm ，Outer Diameter :320mm ，Brand:CYSD |
| 7236DF Angular contact ball bearings | Brand:NACHI ，d:180 mm ，Size :180x320x52mm ，Outer Diameter :320mm ，Width :52mm ，Bore Diameter :180mm |
| N 318 Cylindrical roller bearings | Width :43mm ，Size :90x190x43mm ，Brand:SIGMA ，Outer Diameter :190mm ，Bore Diameter :90mm |
| NJG 2307 VH Cylindrical roller bearings | Size :80x35x31mm ，Brand:SKF ，Bore Diameter :80mm ，Outer Diameter :35mm ，Width :31mm ，d:35 mm |
| QJ309PHAS Angular contact ball bearings | Width :25mm ，Brand:SKF ，Size :45x100x25mm ，Outer Diameter :100mm ，Bore Diameter :45mm |
| 54316 Thrust ball bearings | Size :65x140x86.2mm ，Width :86.2mm ，Outer Diameter :140mm ，d2:65 mm ，Brand:KOYO ，Bore Diameter :65mm |
| BC4-8003/HA1VA907 Cylindrical roller bearings | Brand:SKF ，Outer Diameter :475mm ，Bore Diameter :600mm ，Size :600x475x392mm ，Width :392mm ，d:475 mm |
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