Nook ActionJac Worm Gear Screw Jacks are mechanical actuators that utilize a bronze worm gear with a screw.
Nook offers a complete line of standard and custom engineered ball screw and machine screw actuators for applications from 1/4 ton up to 100 tons. Standard configurations including upright or inverted units with translating or rotating lifting screws. Top plate, threaded, or clevis ends are available for meeting specific application needs. Actuators can be used individually or in mutliple jack arrangements for a larger mechanical system.
