Pneumatically Actuated Two-Way Ball Valve, Nominal Valve Size 2 in, Actuator Operation Air to Spring, Ball Material 316 Stainless Steel, Valve Deactivated State Normally Closed (NC), Fail Safe Position Fail Closed, Included Pilot Solenoid 115V AC Pilot Solenoid, Valve Body Style Straight, Body Material Bronze, Average Surface Roughness (Ra) Not Applicable, Ball Port Style Full Port, Maximum Pressure - Operating 600 psi, Maximum Pressure - Steam 125 psi