Profile: ITT Aerospace Controls specializes in designing, developing and manufacturing fluid control devices & actuators for the aerospace industry. Our product line includes linear & rotary actuators, fuel, hydraulic, pneumatic, motor & solenoid operated valves, pumps & electro-mechanical switches, covers a wide range of commercial and military applications. Hi-Rel Linear Actuators using machine screw drive systems and long life PM Motors feature non-jamming mechanical stops, fixed or adjustable electrical limits, switched or continuous feedback positions and many other options. Its optional features include load limiting, EM/EMC provisions and electromechanical braking. All components are housed within an environmentally sealed aluminum enclosure. The vented gage vacuum switch is designed for water column setting capability. Its negative rate belleville disc sensing mechanism offers good set point stability for air, oil and fuel applications.