GEAR COUPLINGS; TYPE: GEAR F 201-1/2; INTER.-CUBO 1 DIAMETER: 2.185"/2.186"; INTER.-CUBO 2 DIAMETER: 2.185"/2.186"; LENGTH: 4 "; MAX IMUM EXTERNAL DIAMETER: 6 "; REFERENCE DRAWING: N/A; MAXIMUM NOMINAL TORQUE: 7600 LB"; BORE 2.185"/2.186" W/ 1/2"X1/4" KEYWAY