| model | K45X53X21 |
| Metering system | Metric system |
| Bearing Type | Acicular |
| Structure | Single Column |
| series | kseries |
| Inside Diameter | 45 mm |
| Outer Diameter | 53 mm |
| Width | 21 mm |
| Cage Material | steel |
| needle material | steel |
| Dynamic Radial Load | 8655 lbf |
| Static Radial Load | 15062 lbf |
| Max Speed(X1000 rpm) | 10 |
| Temperature Range | -30° to 110 °C |
| RoHS Standard | Conform |
| Weight | 60 g |