Lovejoy 69790441366 Steel HercuFlex FX Series 41366 FX 3.5EM Hub, Rigid, 22 mm Bore, 174.5 mm OD, 106.4 mm Length Through Bore, 6 mm x 2.8 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.