New HJ-400 Horizontal CNC Lathe Offers Affordability and Flexibility to Handle a Wide Range of Workpieces

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This economical machine tool from Okuma is available in two bed lengths and is excellent for machining parts for several industries.

Okuma HJ-400

Okuma introduces its new HJ-400 horizontal CNC lathe. This machine offers many of the advantages of the company’s GENOS lathe series with a FANUC control, providing an affordable, entry-level lathe with exceptional flexibility. This machine tool can be equipped with an extended bed to accommodate a variety of workpieces for maximum flexibility and throughput.

Built on a one-piece, cast iron base with a horizontal way system and hand-scraped headstock and tailstock mounting surfaces with two-point bearing support, this machine provides stability, rigidity and accuracy for a variety of applications. A gearless spindle reduces vibration and heat, minimizing thermal deformation for maximum productivity.

Easy Operation
A User-friendly design maximizes productivity by allowing effortless workpiece loading and unloading and easy access to tooling. Chuck and tailstock controls are located at the front of the machine. A right discharge, hinge chip conveyor is standard.

Key Features of Okuma’s HJ-400 Horizontal CNC Lathe
Max Turning Diameter mm (in) Ø330 (Ø 12.99)
Spindle Nose Type A2-8
Speed Range min⁻¹ 30~3,000
Power 15 min/cont. kW (hp) 18.5 (15)
Rapid Traverse (X/Z) m (in)/min 20/25 (787/984)
Standard 10” Chuck

For more information on Okuma’s HJ-400 visit You can also view a video demonstration of the HJ-400 cutting a brass “bullet” at

About Okuma America Corporation
Okuma America Corporation is the U.S.-based sales and service affiliate of Okuma Corporation, a world leader in CNC (computer numeric control) machine tools, founded in 1898 in Nagoya, Japan. The company is the industry’s only single-source provider, with the CNC machine, drive, motors, encoders, spindle and CNC control all manufactured by Okuma. Okuma’s innovative and reliable technology, paired with comprehensive, localized service protection, allows users to run continuously with confidence – maximizing profitability. Along with its industry-leading distribution network (largest in the Americas), and Partners in THINC, Okuma facilitates quality, productivity and efficiency, empowering the customer and enabling competitive advantage in today’s demanding manufacturing environment. For more information, visit or follow us on Facebook or Twitter @OkumaAmerica.

About Partners in THINC
Partners in THINC is a collaboration network of more than 40 industry leaders who come together to solve problems and explore new productivity ideas for real-world manufacturers. With the open architecture, PC-based THINC®-OSP control as its nucleus, Partners in THINC brings specialized equipment, expertise and a commitment to provide the best possible integrated solutions to the end-user. For more information, visit


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Paula Lalli
Okuma America Corporation
+1 704-504-6328
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