NT-2000/2500 Series | JTEKT Machinery North America
00 NT 2000 Exterior

NT-2000 / NT2500 Series

NT-2000 and NT-2500 Series Turning Centers represent a new generation of compact, high-performance machine tools engineered for precision machining and consistent production output. Built on a rigid and stable machine platform, these turning centers are designed to deliver reliable accuracy and smooth cutting performance across a wide range of applications.

A key design feature of the NT Series is the use of extended linear guideways on the X and Z axes. These precision-engineered guideways provide increased support across the full axis travel, significantly improving machine rigidity and vibration damping during operation. The result is enhanced machining stability, particularly during heavy cutting conditions, along with improved surface finishes and longer tool life. Compared to conventional designs in this class, the NT Series offers a noticeable advancement in structural integrity and dynamic performance.

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01 NT 2000 Structure

Proven Performance. Flexible Configurations.

NT-2000 and NT-2500 Turning Centers are built to adapt to a wide range of production needs through flexible, modular configurations. With multiple spindle options, turret variations, and tailstock solutions, each machine can be tailored to specific machining tasks and production strategies.

Advanced features such as C-axis control and optional milling turrets extend capabilities beyond standard turning, enabling multi-process machining in a single setup. This reduces part handling, shortens cycle times, and boosts overall productivity—ideal for high-mix, medium-volume environments.

An optimized layout and balanced axis design maximize working area efficiency while maintaining consistent accuracy across varying part sizes. Smooth feed motion and reliable axis performance ensure stable operation and repeatable results. Combining robust linear guideway technology, flexible configuration, and proven performance, the NT Series delivers a practical, high-efficiency turning solution for precision-focused manufacturers.


02 NT 2000 Spindle

High-Performance Spindle System

The NT-2000/NT-2500 Series is equipped with high-rigidity spindle systems, ensuring consistent accuracy, controlled thermal behavior, and long-term reliability. This integrated design approach allows precise control over spindle performance—critical for maintaining stable machining conditions in both high-speed and heavy-duty applications.

To meet a wide range of production requirements, the NT Series offers multiple spindle configurations, each optimized for specific machining priorities:

  • Built-in motor spindle – designed for smooth, high-speed operation with reduced vibration, ideal for precision finishing and applications requiring superior surface quality
  • Pulley-driven spindle – a robust and efficient solution that balances performance and cost, well suited for general-purpose turning and stable continuous production
  • High-torque spindle variants – engineered to deliver strong low-end torque for demanding roughing operations and difficult-to-machine materials 

This range of options allows manufacturers to select the optimal combination of speed, torque, and cost-efficiency based on their specific application.

Performance is further supported by optimized speed and torque characteristics. With maximum speeds of up to 4,000 rpm (NT-2000) and 3,500 rpm (NT-2500), combined with motor outputs reaching 18.5 kW, the spindle delivers both responsive acceleration and sustained cutting power. Fast ramp-up and stable torque curves help reduce non-cutting time while ensuring consistent performance across varying machining conditions.


03 NT 2000 Turret

High-Rigidity Turret System

NT-2000/NT-2500 Series Turret Systems are engineered to deliver reliable accuracy under heavy cutting conditions, combining high clamping rigidity with fast, repeatable indexing. At the core of the system is a large 210 mm curvic coupling, providing a rigid and highly precise connection during tool engagement. This design enables the turret to handle demanding machining conditions, including high-pressure cutting up to 70 bar, without compromising stability or accuracy. The result is dependable performance in both roughing and finishing operations.

The NT Series offers turret configurations tailored to different production strategies:

  • T10 / T12 turning turrets for stable, high-efficiency turning
  • T12 milling turret for integrated drilling, tapping, and light milling 

With milling speeds up to 4,000 rpm and motor output up to 5.5 kW, the live tooling option enables true multi-tasking. This allows manufacturers to complete more operations in a single setup—reducing handling time, minimizing errors, and shortening overall cycle times.


04 NT 2000 Tailstock

Tailstock Design

NT-2000/NT-2500 Series Tailstock options are designed to provide maximum stability and support for longer components and shaft-type workpieces - ensuring consistent machining accuracy, even under demanding cutting conditions. Its rigid construction minimizes deflection during operation, helping maintain tight tolerances and high surface quality across the entire workpiece length.

With a tailstock travel of 435 mm, the system offers ample range to accommodate a wide variety of part sizes and setups. The MT4 taper ensures secure and precise support, making it suitable for both general turning and more demanding applications requiring stable axial support.

To match different production environments, the NT Series offers flexible tailstock movement options:

  • Manual tailstock for straightforward, operator-controlled positioning
  • PIN carry (semi-automatic) tailstock for faster, more user-friendly operation and reduced setup time 

This flexibility allows manufacturers to choose the right level of automation based on their workflow, improving efficiency without adding unnecessary complexity.

The tailstock is engineered to maintain stable contact pressure throughout machining, supporting reliable performance during long production runs. By reducing vibration and improving workpiece rigidity, it contributes directly to better tool life, improved surface finishes, and fewer machining errors.


05 NT 2000 Automation

Boost Production with Flexible Automation

The NT Series can be tailored for even greater productivity by incorporating a gantry loading system for efficient loading and unloading, along with an automated feeding system for raw materials and finished components. These automation options significantly reduce manual intervention and idle time, creating a smoother production flow. As a result, manufacturers can achieve faster cycle times, greater throughput, and more consistent quality across higher-volume operations.


Models & Specifications

X-axis Travelin (mm)7.09 (180)
Z1-Axis Travelin (mm)20.87 (530)
Max. Turning Diameterin (mm)12.60 (320)
Max. Turning Lengthin (mm)18.98 (482)
Bar Capacityin(mm)T10(T12)
Number of Tools3500(4000)
Spindle Speed Max.RPMYes
Tailstock-
Milling Option1
Number of Turrets1
Number of Spindles-
X-axis Travelin (mm)7.09 (180)
Y-axis Travelin (mm)20.87 (530)
Z1-Axis Travelin (mm)11.02 (280)
Max. Turning Diameterin (mm)17.63 (447,8)
Max. Turning Lengthin (mm)2.05 (2.56) (52(65))
Number of ToolsT12
Spindle Speed Max.RPM3500(4000)
TailstockYes
Milling OptionYes
Number of Turrets1
Number of Spindles1
X-axis Travelin (mm)7.87 [T10]/7.09 (180)[T12]
Y-axis Travelin (mm)20.87 (530)
Z1-Axis Travelin (mm)14.17 (360) [T10]/12.60 (320)[T12]
Max. Turning Diameterin (mm)17.60 (447)
Max. Turning Lengthin (mm)2.95 (75)
Number of ToolsT10(T12)
Spindle Speed Max.RPM3,500
TailstockYes
Milling Option-
Number of Turrets1
Number of Spindles1
X-axis Travelin (mm)7.09 (180)
Y-axis Travelin (mm)20.87 (530)
Z1-Axis Travelin (mm)11.02 (280)
Max. Turning Diameterin (mm)16.25 (412,8)
Max. Turning Lengthin (mm)2.95 (75)
Number of ToolsT12
Spindle Speed Max.RPM3,500
TailstockYes
Milling OptionYes
Number of Turrets1
Number of Spindles1