The NILES-SIMMONS N40 is a CNC slant bed lathe for high precision turning operations on work pieces up to 7500 mm.

It is available as a 2- or 4-axis machine. The CNC control system is a SINUMERIK 840 D sl, with Siemens NX Programming and Support supplied in partnership with Empire Dynamics.

Niles-Simmons N40 CNC Slant Bed Lathe

Machine Specifications

Download our NILES-SIMMONS N40 product data sheet — for the full machine specification, please contact the Machine Sales team.

Maximum Swing Diameter

1100 mm

Turning Length Range

1000-7500 mm

Number of Tools per Turret


Spindle Type

A15 | B20

Spindle Speed Range

0-1800 rpm

Maximum Spindle Power

87 kW

Slide Travel (X-Axis)

1075 mm

Slide Travel (Y-Axis)

700 mm

Rapid Feed (X-Axis)

24 m/min

Rapid Feed (Z-Axis)

30 m/min

We're here to help

The NSH USA Customer Service Center (CSC) is here to support you and your machine. As the original equipment manufacturer (OEM), we are ideally suited to keep your machine productive and operating safely.

We offer:

OEM Spare & Replacement Parts
New or Upgrade Services
Service & Inspections

Already have a NILES-SIMMONS N40 Lathe?

Contact the NSH USA Customer Service Center today for support.

Interested in a CNC Lathe?

Download PDF

Please complete the form below to download the file.