ISO 5211 F07 – F14 bolt circle on top flange. Seat overtightening prevention. Highly visible O° to 90° position indicator with 19 fine adjustment locking positions. Non-wetted stem and body - Isolated from the media.
. Actuators are available as either air to air (double acting) or air to spring (single acting).Valve,Pneumatic,4",T-57P",PVC/EPDM The actuators are sized to operate on 80 psi of air pressure, and can be sized to operate on different air pressures upon request.
Full vacuum rated, all sizes. Valve,Ball,T-21,1-1/2",PVC,EPDM,Flanged Blocks in two directions, upstream and downstream, leaving full pressure on the opposite end of the valve.. Double O-ring seals on stem for added protection.