Technical Specifications Category Specification Type Double-Acting Piston Actuator Action Double-Acting (Spring-Return optional) Air Supply Pressure Up to 150 psig (10.3 bar) Operating Temperature -40°F to 180°F (-40°C to 82°C) Piston Diameter Specific to 67D size (e.g., 4.5 inches) Stem Travel Multiple strokes available (e.g., 1.5 in to 3.0 in) Stem Connection 5/8-11 UN threaded Mounting Direct to Fisher 1050/1051/1052 valves; other valves via linkage Body Material Aluminum (standard) Typical Applications Oil & Gas Production & Refining Chemical & Petrochemical Plants Power Generation Water & Wastewater Treatment General Process Industries Pulp and Paper Mills