Bolt TypeExposedBore Size Max5.5Bore TypeFinished BoreConfigurationFlex RigidCoupling Size4Coupling TypeGear CouplingFastener Quantity8Fastener Size & Length3/4 x 3 3/8Length Through Bore (in)4.4375Lube/Non-LubeLubricatedMaterialMedium Carbon SteelMax Bore w/standard key for Flex Hub5.5Measurement SystemImperialMin Compatible Bore Size (in)0Min Compatible Bore Size Flex Hub (in)2.5Min Compatible Bore Size Rigid Hub (in)2.5OD12.5Rating HP @ 100 RPM375Speed Max (rpm)5260StyleSeries HTooth ProfileStraight faced, Involute Stub ToothTorque [Max] (in-lb)472000Torque Rating (in-lb)236000
| Bolt Type | Exposed |
| Bore Size Max | 5.5 |
| Bore Type | Finished Bore |
| Configuration | Flex Rigid |
| Coupling Size | 4 |
| Coupling Type | Gear Coupling |
| Fastener Quantity | 8 |
| Fastener Size & Length | 3/4 x 3 3/8 |
| Length Through Bore (in) | 4.4375 |
| Lube/Non-Lube | Lubricated |
| Material | Medium Carbon Steel |
| Max Bore w/standard key for Flex Hub | 5.5 |
| Measurement System | Imperial |
| Min Compatible Bore Size (in) | 0 |
| Min Compatible Bore Size Flex Hub (in) | 2.5 |
| Min Compatible Bore Size Rigid Hub (in) | 2.5 |
| OD | 12.5 |
| Rating HP @ 100 RPM | 375 |
| Speed Max (rpm) | 5260 |
| Style | Series H |
| Tooth Profile | Straight faced, Involute Stub Tooth |
| Torque [Max] (in-lb) | 472000 |
| Torque Rating (in-lb) | 236000 |