AMERICAN 48 MANUAL LATHE

Technical Description

The AMERICAN 48 Manual Lathe is a heavy-duty engine lathe designed for precision turning of large workpieces. It features a 48-inch swing over bed ways (actual 50 inches) and a 35.5-inch swing over cross slide, accommodating substantial diameters. The distance between centers is 420 inches (35 feet), allowing for extended workpiece lengths. The spindle bore measures 2.625 inches, supporting large bar stock, while the tailstock spindle has a 9.5-inch diameter, 20 inches of travel, and a #6 MT taper for secure tool holding. The lathe is powered by a 50 HP motor, delivering robust performance for demanding applications. Spindle speeds range from 0.63 to 163 RPM, providing flexibility for various materials and operations. Carriage longitudinal feeds are adjustable from 0.006 to 0.338 inches per revolution, and the threading range covers 5 to 28 TPI for versatile thread cutting. The machine operates on a 440/3/60 electrical system, suitable for industrial environments. With overall dimensions of 45 feet in length, 6 feet in width, and 72 inches in height, and a weight of approximately 68,000 lbs, this lathe requires significant floor space and a reinforced foundation. The AMERICAN 48 Manual Lathe is engineered for durability, accuracy, and high productivity in heavy manufacturing and repair settings.