Product Name: Aluminium Valve Declutchable Manual Gear Box Trademark: Autorun Transport Package: Carton/Plywood Box Specification: No. 1-No. 7 Origin: China Product Description Autorun declutchable wormgear is used to control valves, dampers and others quarterturn devices simply and reliably when combining existing pneumatic actuators. FeaturesCompact and light weightISO 5211 mounting patternMachined gear teeth provide smoothest operation and longer lifeHigh cycle life with low friction of all moving and sliding surfacesModular design provideSthe most efficient and effective solution to a full range of manual overriding requirements. Protection grade IP65MaterialsNo.NameMaterial1Shaft45# Steel2Seal RingEPDM3Snap SpringSpring Steel4Upper End CapAluminium Die Casting5Screw3046Pull Rod3047BodyAluminium Die Casting8Seal RingEPDM9GearQT50010Reducing SleeveQT40011WormQT400