Actuator, Actuator Connection Bracket, Actuator Type Linear, Application Control Small Dampers, Control Pressure - Maximum 10 psi, Control Pressure - Minimum 5 psi, Diaphragm Material Neoprene, For Media Air, Manufacturer Series MCP, Mounting Hardware Included Bare Delrin Bushing, Bracket, Metal, Operating Temperature - Maximum 180 Degrees F, Operating Temperature - Minimum -20 Degrees F, Overall Width 4 3/8 in, Spring Range Maximum 10 psi