High performance 3 piece full bore 316 Stainless Steel ball valve with BSP threaded connections and a spring return pneumatic actuator. Self adjusting stem packing assembly with Belleville spring for temperature fluctuations and vibration. Pre drilled metric hole on ISO5211 direct mounting pad to minimise any thermal transfer from valve to actuator. Reinforced PTFE seats for temperatures up to 180°C. Anodised aluminium spring return pneumatic actuator which allows a fail safe position if air is lost. Typical applications include water treatment, chemical, marine, petrochemical and general industry. Length to DIN3202-M3 and Threads to ISO7/1.