WORCESTER - 2039

PNEUMATIC ACTUATOR; TYPE: DOUBLE ACTING; NOMINAL SIZE: 20; MAXIMUM WORKING PRESSURE: 8 BAR; MOUNTING: STEM; APPLICATION: FOR 1.1/4" - 2" BALL VALVE; DOUBLE OPPOSED PISTON ROTARY DESIGN, PINION AND RACK, TOTALLY ENCLOSED WITHOUT ANY MOVING EXTERNAL PARTS. CONSTANT OUTPUT TORQUE. LOAD-BEARING CONNECTIONS TO THE BODY. MAXIMUM SERVICE TEMPERATURE: 100°C; MATERIALS: COVER: ANODIZED ALUMINUM ALLOY ACCORDING TO ASTM B 85-S12-A; SHAFT: ALLOY STEEL ACCORDING TO SAE 4140; PISTON: ANODIZED ALUMINUM ALLOY ACCORDING TO ASTM B 85-S12-A; PINION: S/SAE 4140 AL ED STEEL; SEAL PISTON: BUNA N NITRILE; BUSHINGS: ACETAL; CONNECTION TYPE: 1/8" BSPT THREAD; MOVEMENT: 90° WITH A MAXIMUM DEVIATION OF 1.1 /2°; CONNECTION SIZE: 1/8" BSPT; BODY MATERIAL: PRECISION EXTRUDED ANODIZED ALUMINUM ALLOY ASTM B221