Actuator Mounting Kit, Compatible Grainger Part Number 41P642, 41P643, Compatible Manufacturer Model Number T-3x11, V-3000-8003, V-3000-8012, Compatible Product Type Pneumatic Valve Actuators, Compatible Spring Range Maximum 13 psi, Compatible Spring Range Minimum 9 psi, Compatible Valve Size 1/2 in, 3/4 in, Includes Spring, Stem Extension, Stem Lock Screw, Upper Spring Seat Spring, Product Type Mounting Kit