21306AXK NACHI 30x72x19mm (Oil) Lubrication Speed 12700 r/min Cylindrical roller bearings
| Bearing number | 21306AXK |
| Size (mm) | 30x72x19 |
| Brand | NACHI |
| Bore Diameter (mm) | 30 |
| Outer Diameter (mm) | 72 |
| Width (mm) | 19 |
| d | 30 mm |
| D | 72 mm |
| B | 19 mm |
| C | 19 mm |
| r min. | 1.1 mm |
| Weight | 0.43 Kg |
| Basic dynamic load rating (C) | 73 kN |
| Basic static load rating (C0) | 50.9 kN |
| (Grease) Lubrication Speed | 9700 r/min |
| (Oil) Lubrication Speed | 12700 r/min |
| Calculation factor (e) | 0.35 |
| Calculation factor (Y0) | 1.9 |
| Calculation factor (Y1) | 1.95 |
Detailed Parameters
parameter：
| 62308-2RSR Deep groove ball bearings | Size :40x90x33mm ，Outer Diameter :90mm ，Bore Diameter :40mm ，Brand:FAG |
| 207KPPB3 Deep groove ball bearings | Size :36.65x72x37.7mm ，Outer Diameter :72mm ，Brand:CYSD ，Bore Diameter :36.65mm |
| 32317 Tapered roller bearings | Outer Diameter :180mm ，Size :85x180x63.5mm ，Bore Diameter :85mm ，Width :63.5mm ，Brand:FBJ |
| 310KDDG Deep groove ball bearings | Size :50x110x27mm ，Bore Diameter :50mm ，d:50 mm ，Outer Diameter :110mm ，Width :27mm ，Brand:Timken |
| 5S-7016UADG/GNP42 Angular contact ball bearings | Brand:NTN ，Outer Diameter :125mm ，Bore Diameter :80mm ，Size :80x125x20mm |
| 150RUB41 Spherical roller bearings | Size :150x250x100mm ，Brand:NSK ，Bore Diameter :150mm ，Outer Diameter :250mm ，Width :100mm |
| BT4B 332928/HA1 Tapered roller bearings | Size :933.45x669.925x725.488mm ，Bore Diameter :933.45mm ，Brand:SKF ，Outer Diameter :669.925mm |
| TSM 12 BB-O Self aligning ball bearings | Brand:ISB ，I:33 mm ，d1:12 mm ，Bore Diameter :12mm |
| UCTX12 Bearing units | Brand:KOYO ，A:70 mm ，d:60 mm ，L3:121 mm ，L2:21 mm ，Bore Diameter :60mm |
| 7304DT Angular contact ball bearings | Bore Diameter :20mm ，Width :15mm ，Size :20x52x15mm ，Brand:NTN ，Outer Diameter :52mm |
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