Motion Control Coupling Hub Angular Misalignment 0.5 Degrees Axial Motion 0.1 mm Coupling Size MOST19 Outside Diameter 19.1 mm Over-Standard Parallel Misalignment 1.91 mm Parallel Misalignment 0.2 mm Coupling Overall Length 22.2 mm Hub Material Aluminum Length through Bore 7.6 mm System of Measurement Metric Bore Diameter 7 mm Maximum Speed 4 500 RPM Bore Type Round Shaft Locking Type Set Screw Keyway Depth Not Applicable Keyway Width Not Applicable