Motion Control Coupling Angular Misalignment 3 Degrees Bore Diameter 1 5/8 in Bore Diameter 2 9 mm Coupling Material Aluminum Coupling Outside Diameter 30 mm Maximum Speed 6 000 RPM Maximum Torque 61 in-lb Axial Motion 0.25 mm Overall Length 38 mm Parallel Misalignment 0.01 in System of Measurement Inch to Metric Different Bore Sizes Yes Torsional Stiffness 1.08 N-m/Deg Bore Type Round Shaft Locking Type Clamp On Number of Beams 4 Length Through Bore 2 18.2 mm