Lovejoy 69790441377 Steel HercuFlex FX Series 41377 FX 3.5EM Hub, Rigid, 38 mm Bore, 174.5 mm OD, 106.4 mm Length Through Bore, 10 mm x 3.3 mm Keyway, 22998 Newton Meters Item Torque

                The Hercuflex coupling has increased nominal torque, larger maximum bore size and longer service life. It is interchangeable with standard AGMA flange interface.