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Duff-Norton

Your First Choice In Motion Technology Solutions.

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Duff-Norton®: Premium Motion Solutions Built to Perform

Since 1883, Duff-Norton has helped customers solve lifting, positioning, and motion control challenges with premium-quality products, engineering expertise, and dedicated customer support. From screw jacks and linear actuators to rotary unions and custom-engineered systems, Duff-Norton solutions support applications ranging from beverage bottling and paper production to aircraft assembly, metals processing, plastics machinery, and industrial automation.

OEMs, distributors, and end users rely on Duff-Norton to solve complex motion challenges and develop custom solutions for specialized application requirements. Backed by CMCO and modern manufacturing capabilities, Duff-Norton combines more than 140 years of experience with the engineering expertise customers have relied on for generations.

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Custom Motion Solutions for Demanding Applications

Many OEMs, distributors, and end users come to Duff-Norton with challenges that extend beyond standard products. From specialized lifting and positioning requirements to custom motion systems, Duff-Norton works closely with customers to develop solutions designed for their specific application.

By combining proven technologies with engineering expertise, Duff-Norton helps solve complex lifting, positioning, and transfer challenges. Support doesn't end once a solution is installed. From identifying replacement parts and evaluating modernization opportunities to transitioning from hydraulic to electro-mechanical systems, the team is there to help.

Supported by ISO 9001-certified processes and a commitment to continuous improvement, Duff-Norton delivers reliable, customized solutions for demanding applications across manufacturing, aerospace, metals, automation, and other industrial environments.

Download the Duff-Norton Capabilities Brochure

Application Engineering Support

Every application has unique requirements. Whether you're designing a new system, replacing existing equipment, or evaluating a transition from hydraulic to electro-mechanical technology, Duff-Norton's engineering team is ready to help.

Our application engineers work closely with you to evaluate requirements, answer technical questions, identify replacement solutions, and recommend products based on decades of motion control experience.

Submit an application analysis request to connect with a Duff-Norton application engineer. Our team will review your requirements, provide expert guidance, and help identify potential solutions tailored to your application. There is no obligation to purchase products or services.

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Explore the Duff-Norton Product Portfolio

From industrial screw jacks and linear actuators to rotary unions and engineered motion solutions, Duff-Norton offers a comprehensive portfolio of products designed to solve lifting, positioning, and transfer challenges across a wide range of industries.

Linear Motion Products

Rotary Unions

Engineering Resources

Product Models

Download free 2D and 3D product models to support application design, system integration, and product specification. Access models for screw jacks, linear actuators, modular actuators, rotary unions, Heavy-Duty SuperCylinders®, and more.

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Technical Literature

Access brochures, technical literature, engineering data, and product resources designed to support application planning, product selection, and system design. Whether you're evaluating solutions or researching specifications, our technical resources help you make informed decisions.

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Explore Our Linear Motion Capabilities

Discover Duff-Norton's complete portfolio of linear motion solutions, including screw jacks, linear actuators, modular actuators, rotary unions, and heavy-duty SuperCylinders®. Supporting applications across aerospace, aircraft maintenance, metals processing, manufacturing, industrial automation, packaging, and material handling, these solutions help address demanding lifting, positioning, and transfer requirements.

Download the Duff-Norton Capabilities Brochure

Image of Duff-Norton's entire line of advanced linear motion solutions

Featured Blogs & Case Studies

Why Engineers Keep Coming Back to Duff-Norton

When engineers face critical applications, they're not asking what's cheapest. They're asking what will work. Learn how more than 140 years of product quality, engineering expertise, and customer support have helped make Duff-Norton a trusted partner for engineers, OEMs, distributors, and maintenance professionals.

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Aircraft Maintenance Systems

Designing a maintenance platform for multiple aircraft models requires flexibility, precision, and reliable positioning. Discover how an engineered system of adjustable platforms, stairs, and walkways helped create a safer and more efficient maintenance solution.

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Screw Jacks: Frequently Asked Questions

Choosing the right screw jack starts with understanding the application. Explore expert answers to common questions about sizing, operation, maintenance, and performance.

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Featured Blog

Ball Screw Jacks

Screw Jacks

By: Duff-Norton

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Industry Expertise

Your First Choice In Motion Technology Solutions.

Duff-Norton®: Premium Motion Solutions Built to Perform

Custom Motion Solutions for Demanding Applications

Application Engineering Support