Bolt Circle4.81Bolt TypeExposed BoltBore Size Max1.88Bore TypeFinish BoreCompatible Bore Size [Min] (in)0.75Compatible Bore Size [Min] (mm)19.05ConfigurationFlex HalfCoupling Size1.5Coupling TypeGear CouplingFastener Quantity8Fastener Size0.375 x 2Hub Diameter (in)3.4IncludesMill motor Hub, Sleeve & FastenerLength Through Bore (in)1.94Length Through Bore (mm)49.28MaterialMedium Carbon SteelMax Bore w/standard key for Flex Hub1.88Measurement SystemImperialOD6Rating HP @ 100 RPM32.99Sleeve TypeFlangedSpeed Max (rpm)6500Tooth ProfileCrown faced, Involute ToothTorque [Max] (in-lb)41580Torque Rating (in-lb)20790
| Bolt Circle | 4.81 |
| Bolt Type | Exposed Bolt |
| Bore Size Max | 1.88 |
| Bore Type | Finish Bore |
| Compatible Bore Size [Min] (in) | 0.75 |
| Compatible Bore Size [Min] (mm) | 19.05 |
| Configuration | Flex Half |
| Coupling Size | 1.5 |
| Coupling Type | Gear Coupling |
| Fastener Quantity | 8 |
| Fastener Size | 0.375 x 2 |
| Hub Diameter (in) | 3.4 |
| Includes | Mill motor Hub, Sleeve & Fastener |
| Length Through Bore (in) | 1.94 |
| Length Through Bore (mm) | 49.28 |
| Material | Medium Carbon Steel |
| Max Bore w/standard key for Flex Hub | 1.88 |
| Measurement System | Imperial |
| OD | 6 |
| Rating HP @ 100 RPM | 32.99 |
| Sleeve Type | Flanged |
| Speed Max (rpm) | 6500 |
| Tooth Profile | Crown faced, Involute Tooth |
| Torque [Max] (in-lb) | 41580 |
| Torque Rating (in-lb) | 20790 |