Specialists in Lead Screw Technology Power Jacks have a long history in linear motion and engineered products. At the heart of our linear motion products is our lead screw technology which has provided our customers with high quality precision products for over 25 years. Our expertise allows us to offer the best solution for each customer’s application requirements whether using standard or special designs. By offering the options of: • Whirled screw thread • Rolled screw thread • Ground screw thread We have a solution that meets both technical and commercial requirements for your application. Many customers are enjoying the Power Jacks advantage in industry sectors such as Industrial, Energy, Transport, Civil and Defence. See what Power Jacks can offer you for lead screw solutions. Precision Screws Our capability in lead screws and matched nuts includes: • • • • • • • • • • • • Multi start threads with 1, 2, 3, up to 50 threads Variable pitch threads Screw lengths from 0.01m up to 20m Screw diameters from 10mm to 300mm Internal screw threads up to 2000mm long Customer specific thread profiles, including non-standard flank angles End machining of the lead screw to suit your exact needs Standard, tempered and special materials Heat treatments up to 8m in length Surface coatings and treatments Small volume prototype batches and high volume production available Short leads times of 1-3 weeks The leads screws and nuts are provided fully machined, including all turning, milling, drilling and surface finishes, so they are ready for installation straight away. Contact Power Jacks today to see how you gain an advantage with our lea

Thread Forms TRAPEZOIDAL THREADS Take advantage of the screws regularly used in Power Jacks own machine screw jacks and linear actuators. Our range of trapezoidal lead screws is available in our own industrial standard or to German standards DIN 103 and DIN 380 for flat, metric trapezoidal threads and DIN 30295 for rounded trapezoidal threads. We also offer trapezoidal thread forms to other international standards such as ACME and Stub ACME and those to petroleum industry standards. Single or multi start screw threads are available. SHARP THREADS For self-locking threads generally used in fastening...