Jaw Coupling Hub Coupling Size MJS41 Outside Diameter 41.3 mm Coupling Overall Length 53 mm System of Measurement Metric Hub Material Aluminum Maximum Speed 8 000 RPM Keyway Depth Not Applicable Keyway Width Not Applicable Bore Diameter 14 mm Shaft Locking Type Set Screw Bore Type Round Bore Jaw Profile Curved Screw Thread Size M5 Bore Tolerance +0.05/-0.00 mm Fail Safe Yes Shaft Tolerance +0.000/-0.013 mm Full Bearing Support Required Yes Hub Diameter 41.3 mm