AMERICAN TURNMASTER LA 40275 MANUAL LATHE

Technical Description

The American Turnmaster LA 40275 is a heavy-duty manual lathe designed for precision machining with robust performance capabilities. It features a maximum swing of 40 inches, allowing for large-diameter workpieces, and a center distance of 275 inches to accommodate long shafts or parts. The spindle bore diameter is 4.13 inches, supporting substantial tooling and workpiece throughput. Powered by a 15-horsepower motor, this lathe provides reliable torque and cutting force, optimized for a consistent spindle speed of 400 RPM. The swing over the cross slide is 29 inches, enabling versatile operations on medium to large components with stable support. Built with an emphasis on rigidity and vibration damping, it likely incorporates hardened and ground beds and heavy-duty bearings to ensure accuracy and durability during heavy machining tasks. This lathe is suitable for demanding industrial applications requiring precise manual control, robust build quality, and substantial power for heavy cutting and long-duration use. Its design supports optimal alignment and minimal tool deflection, contributing to consistent machining results on large or complex cylindrical parts. The American Turnmaster series often includes features such as precision-ground gears, tapered roller bearings, and intuitive control dials, although specific additional features for this model are not listed here, these are typical characteristics enhancing workflow efficiency and machine longevity. Overall, the LA 40275 offers a balance of power, size, and precision for diverse heavy manual lathe applications.