The 616 Series Push-Pull Type Operating Valves are used for bell actuation, as an emergency stop button, manual sanding, windshield wiper operation and many other pneumatic functions. The unique pipe bracket body design allows for simple installation and maintenance of the integral valve cartridge without disconnecting any air lines. The internal spool valve design allows for smooth operation and reliability. An assortment of valve bodies ranging from single unit to multiple units allows for independent or panel mounting of up to 4 units side-by-side.