ActionJac™ Worm Gear Screw Jack systems are ruggedly designed and produced in standard models with load handling capacities from 1/4 ton to 100 tons with no "standard" travel lengths (built to specification). The housings are made of ductile iron and proportioned to support the rated capacity of the unit. Use individually or in multiple arrangements.
An alloy steel worm which drives a high strength bronze worm gear (drive sleeve). The worm shaft is supported on anti-friction tapered roller bearings with external seals provided to prevent loss of lubrication . The drive sleeve is supported on anti-friction tapered roller or ball thrust bearings. Rotation of the drive sleeve causes the lifting screw to translate or rotate, depending upon jack configuration.
Available Finishes: Standard Nook Epoxy, Nook Outdoor, Nook Marine (Can also paint to customer specification)