Screw Jacks

Anti Backlash Screw Jacks

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Duff Norton produces the most widely used and popular screw jacks worldwide which have been proven in the most demanding linear motion applications. As a leader in the manufacture of mechanical screw jacks Duff Norton guarantees quality, reliability, performance and value for today’s demanding industrial applications. Duff-Norton’s high quality screw jacks are suitable for a wide variety of uses. They can be employed to lift, pull, move or align any kind of load with perfect synchronization and repeatability. Operating singularly or in groups connected with shafts, couplings and/or bevel gearboxes.

Machine screw jacks can be driven by a range of motive powers including ac and dc electric motors as well as hydraulic or pneumatic motors. They can also be driven manually or with any other type of transmission.

Duff Norton screw jacks are inherently load holding and can generally support their applied loads without the necessity of any brakes or other locking systems.

A complete package of actuator controls, and power transmission components are readily available.