Three-piece flexible coupling for easy motor assembly (included)
Four threaded holes in base for standard clevis end accessory attachment. Tapped 1/2-20 UNF-2B
Ball-bearing type screw and mating nut with rolling contact reduces friction to a minimum providing capability for higher speed and longer life with less power requirement
Steel worm and bronze gear set for quiet operation. Available in 5:1 and 20:1 ratios
Rugged, lightweight aluminum housing is corrosion resistant
Standard grease fitting on housing for easy lubrication of worm gear
Stop-disc at end of lifting screw prevents inadvertent run-off of ball nut
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Since 1883, Duff-Norton has earned a reputation for reliable, high quality products that meet the industrial lifting, positioning and transfer needs of our worldwide customers. Both our standard and custom designed products are subjected to the same rigorous testing throughout the design process to assure maximum performance and quality. We have been ISO 9001 registered since 1994, and practice and conduct lean initiatives regularly.