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Duff-Norton manufactures Screw Jacks, Linear Actuators, Electric Cylinders, Rotary Unions, Acme and Ball Screws & Nuts and Rail Maintenance Equipment. Since 1883, Duff-Norton has earned a reputation for reliable, high quality products meeting the industrial lifting, positioning, and process heat transfer needs of our customers worldwide. Duff-Norton has been ISO 9001 registered since 1994. Our products are specially designed for a variety of industrial and commercial applications. The primary markets we serve include; steel forming equipment, packaging, industrial machinery, electrical & electronics, food and beverage, ergonomics, construction, printing, tire & rubber, paper, metal industries, wood products, metal fabrication and communications. 
Select a product line to your left to have access to our PDF downloads for Screw Jacks, Linear Actuators, Rotary Unions, Acme and Ball Screw and Nuts, and more. You can download full catalogs on the product lines or choose the section you would like information on.

Covers of Duff Norton catalogs