Design Features AT double Acting Pneumatic Rotary Actuator are studied, developed and designed on the basis of comprehensive application of new technologies, new materials, new processes and innovative concepts at home and abroad, having following characteristics: 1.Fully in line with international regulations: IS05211, DIN3337 and VDI/VDE-3845, NAMUR standards. 2.To extruded high-strength aluminum cylinder, the inner surface is finely ground and hard anodized, with long service life, low friction coefficient and quick action. 3.The beautiful compact modern shape and multiple specification make the selection more economical. 4.All active surfaces adopt high quality bearings with low friction, long life and no noise. 5.Two independent stroke adjustment mechanisms are installed to adjust extra ±5° at full open or full closed position easily 6.Actuators with the same external structure are available in double-acting and single-acting (spring-return) versions. Single-acting version have normal-closed and normal-open type Supply Ability Supply Ability: 10000 units per month Pneumatic Rotary Actuator Packing & Delivery Packing detail: 1). separate carton with foam packing inside 2)plywood case for ocean shipment 3) Plywood pallet for air shipment