Axial Capacity (+/-)0.08Bore Range (in)0.5 to 1.75Bore Size Max1.75Bore Size Min0.5Bore TypeRough BoreConfiguration2 long hubsCoupling Size103Coupling TypeDisc CouplingDisc Coupling TypeSpacer CouplingDisc ShapeScallopedHub Diameter (in)2.57Hub MaterialCarbon steelLength Through Bore (long hub) (in)1.94Lube/Non-LubeNon-LubricatedMax Compatible Bore Size (long hub) (in)1.75Max Torque (ft-lb)667Measurement SystemImperialMin Compatible Bore Size (long hub) (in)0.5OD3.94Rating HP @ 100 RPM6.3Speed Max (rpm)18200Stock C Dimension3.5StyleKD21Torque Rating (in-lb)4000Total Length (One Hub Reverse) (in)Total Length (One Hub Reverse) (in)Total Length (Std Hub Post) (in)7.38Total WR2 (lb-in2)16
| Axial Capacity (+/-) | 0.08 |
| Bore Range (in) | 0.5 to 1.75 |
| Bore Size Max | 1.75 |
| Bore Size Min | 0.5 |
| Bore Type | Rough Bore |
| Configuration | 2 long hubs |
| Coupling Size | 103 |
| Coupling Type | Disc Coupling |
| Disc Coupling Type | Spacer Coupling |
| Disc Shape | Scalloped |
| Hub Diameter (in) | 2.57 |
| Hub Material | Carbon steel |
| Length Through Bore (long hub) (in) | 1.94 |
| Lube/Non-Lube | Non-Lubricated |
| Max Compatible Bore Size (long hub) (in) | 1.75 |
| Max Torque (ft-lb) | 667 |
| Measurement System | Imperial |
| Min Compatible Bore Size (long hub) (in) | 0.5 |
| OD | 3.94 |
| Rating HP @ 100 RPM | 6.3 |
| Speed Max (rpm) | 18200 |
| Stock C Dimension | 3.5 |
| Style | KD21 |
| Torque Rating (in-lb) | 4000 |
| Total Length (One Hub Reverse) (in) | Total Length (One Hub Reverse) (in) |
| Total Length (Std Hub Post) (in) | 7.38 |
| Total WR2 (lb-in2) | 16 |