1, Long life cycle angle seat valve 2, Quality Ensure,100% Tested 3, Good ... : Air source treatment, air unit, solenoid valve, pressure reducing valve, hand valve, high pressure valve, cylinder and pneumatic fitting, festo type, ... actuator if required by customer.4. Before taking the valve apart, depressurize the media supply and pilot airsupply ... CODE:DESCRIPTION:SIZE: BSPP 3" Thread Angle seat valve