Motion Control Coupling Angular Misalignment 2 Degrees Axial Motion 0.02 in Bore Diameter 1 3/4 in Bore Diameter 2 5/8 in Bore Type Round Dynamic Torque Non-Reversing 90 lb-in Hub Length 0.7 in Hub Material Aluminum Dynamic Torque Reversing 45 lb-in Coupling Outside Diameter 1 5/8 in Number of Discs 2 with Center Spacer Center Spacer Material Aluminum Length Through Bore 1 1 in Length Through Bore 2 1 in Maximum Bore Diameter 3/4 in Minimum Bore Diameter 3/4 in