Motion Control Coupling Hub Angular Misalignment 0.5 Degrees Axial Motion 0.2 mm Coupling Size MOCT51 Outside Diameter 57.2 mm Over-Standard Parallel Misalignment 5.72 mm Parallel Misalignment 0.25 mm Coupling Overall Length 78.7 mm Hub Material Aluminum Length through Bore 28.7 mm System of Measurement Metric Bore Diameter 15 mm Maximum Speed 4 500 RPM Bore Type Round Shaft Locking Type Clamp On Keyway Depth Not Applicable Keyway Width Not Applicable