Defining Pin1 In the Simulation study tree, right-click the Connections folder and select Pin. In the PropertyManager, under Type: Select the face of the left hole from part link<1> for Cylindrical Faces/Edges . Select the cylindrical face from part actuator_piston<1> for Cylindrical Faces/Edges . Select the face of the opposite hole from part link<1> for Cylindrical Faces/Edges . Under Type, clear both options. Under Connection Type, select Distributed. Under Options: Select English (IPS) in Unit . Type 1e6 for Axial Stiffness . Make sure that the Rotational Stiffness is set to zero. Click . Parent topicActuator Mechanism with Connectors Previous topic Defining Pin Connectors Next topic Defining Additional Pin Connectors