Nidec-Control Tech 142U3E300CFAEB165240 Unimotor FM Servo Motor,460VAC, 142mm Frame,161.1lb-in (18.2Nm),15.6A,3krpm,resolver,no brake,90° power, signal vert.,Full and 1/2 key supplied,high inertia, 165mm BCD,24mm shaft dia.