Bore Range (in)1.5 to 4.5Bore Size Max4.5Bore TypeFinished BoreComponent TypeStandard HubCoupling Size304Coupling TypeDisc CouplingHub MaterialCarbon steelLength Through Bore (in)3.56Lube/Non-LubeNon-LubricatedMeasurement SystemImperialMin Compatible Bore Size (in)1.5Overall Length (in)3.56StyleKD21
| Bore Range (in) | 1.5 to 4.5 |
| Bore Size Max | 4.5 |
| Bore Type | Finished Bore |
| Component Type | Standard Hub |
| Coupling Size | 304 |
| Coupling Type | Disc Coupling |
| Hub Material | Carbon steel |
| Length Through Bore (in) | 3.56 |
| Lube/Non-Lube | Non-Lubricated |
| Measurement System | Imperial |
| Min Compatible Bore Size (in) | 1.5 |
| Overall Length (in) | 3.56 |
| Style | KD21 |