Lovejoy 69790436643 HERCUFLEX FX Series 36643 FX 3.5SM Steel Coupling, 130 mm S 130 mm Bore, 219.2 mm OD, 279.4 mm OAL, 32 x 7.4 mm Keyway Both Ends

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