Motion Control Coupling Angular Misalignment 2 Degrees Axial Motion 0.008 in Bore Diameter 1 1/4 in Bore Diameter 2 1/4 in Bore Type Round Dynamic Torque Non-Reversing 12.5 lb-in Hub Length 0.4 in Hub Material Aluminum Dynamic Torque Reversing 6.25 lb-in Coupling Outside Diameter 3/4 in Number of Discs 2 with Center Spacer Center Spacer Material Aluminum Length Through Bore 1 0.6 in Length Through Bore 2 0.6 in Maximum Bore Diameter 1/4 in Minimum Bore Diameter 1/4 in