
Sell your Okuma LH55N4000 today.
MTE does not act as a broker, nor do we buy on consignment. We buy machinery and assets outright and arrange the pickup.
- Make
- Okuma
- Model
- LH55N4000
- CNC Control
- OSP-P300L
- Year
- 1993
- Category
- CNC Lathes
- Condition
- Used / Surplus

Jason sets final pricing on the machines MTE buys.
Okuma LH55N4000 Specifications
- Max Swing Over Bed
- 720 mm
- Max Turning Diameter
- 720 mm
- Max Turning Length
- 4,000 mm
- Spindle Bore
- 190 mm
- Spindle Speed
- 2,600 RPM
- Spindle Motor Power
- 30 kW
- X-Axis Travel
- 365 mm
- Z-Axis Travel
- 4,300 mm
- Tailstock Quill Diameter
- 140 mm
- Tailstock Quill Travel
- 230 mm
- Tailstock Quill Taper
- MT#5
- Machine Weight
- 18,000 kg
- Control Type
- OSP-P300L
Do you have a Okuma LH55N4000 to sell?
We are actively seeking a 1993 OKUMA LH55N4000 Big Bore Lathe. This robust CNC lathe boasts impressive specifications that make it a valuable asset for any machining operation. With a swing over bed of 43.31 inches and a maximum turning diameter of 26.97 inches, this machine is designed for heavy-duty tasks, allowing for substantial workpieces to be machined with ease. The distance between centers is an impressive 157 inches, providing ample space for long workpieces, which is essential for various industries including manufacturing and aerospace. Equipped with a spindle bore diameter of 6.89 inches and a spindle nose type of A2 - 15, the LH55N4000 can handle large diameter materials efficiently.
Its spindle speed ranges from 10 to 1000 RPM, allowing for flexibility in machining operations across different materials and applications. With four gear ranges and a turret configuration that includes four front boring capabilities, this lathe is well-suited for complex machining tasks. The machine's performance is further enhanced by its X-axis travel of 197 IPM and Z-axis travel of 394 IPM, ensuring rapid movement and efficiency in production. The tailstock center is a NO. 6, with a tailstock stroke of 7.97 inches, providing additional support for long workpieces. Both heads of the machine deliver a horsepower of 79.92, ensuring powerful performance during operation.
Moreover, the accuracy of processed surfaces is noted to be 5.9 inches, which is a critical factor for achieving high-quality finishes. Many sellers choose to part with their OKUMA LH55N4000 for various reasons, such as upgrading to newer technology, downsizing their operations, or even closing down facilities altogether. Whatever your reason may be, we understand that selling a machine can be a significant decision. At Superior Machine Tools, we are here to make that process as seamless as possible. If you are ready to sell your 1993 OKUMA LH55N4000 Big Bore Lathe, reach out to us today and discover how we can assist you in this transition.

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