Motion Control Coupling Hub Angular Misalignment 0.5 Degrees Axial Motion 0.2 mm Coupling Size MOCC57 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 14 mm Maximum Speed 4 500 RPM Bore Type Round Keyed Shaft Locking Type Clamp On Keyway Depth 2.4 mm Keyway Width 5 mm Screw Seating Torque 16 N-m