MONARCH DYNA SHIFT 90 /25000 MANUAL LATHES

Technical Description

The Monarch Dyna Shift 90/25000 is a heavy-duty manual engine lathe with a 40" swing and 176" (14'-6") center distance, designed for large-scale machining applications. It features a 24" swing over the cross slide and a spindle bore diameter of 4-1/16", allowing the accommodation of thick workpieces. The lathe operates at spindle speeds ranging from 6 to 750 RPM powered by a robust 40 Hp motor, with a D-11 spindle nose and a 32" faceplate equipped with four boring mill jaws for versatile holding capabilities. Its feed rate ranges from 0.0034 to 0.196 inches per revolution (IPR), and it supports threading from 1/2 to 28 threads per inch. The tailstock includes a #5 Morse taper with a 7" quill diameter and 12" travel. Key structural dimensions include a 31-1/2" wide bed way, 47" saddle width, and overall machine dimensions of 25' length, 84" front-to-back, and 84" height, weighing approximately 36,000 lbs. Additional features enhance functionality, including a steady rest with 12" roller type and 24" pad type capacities, a coolant pan, taper attachment, thread dial, single carriage, and rapid traverse capability. This lathe is suitable for heavy and precision machining tasks, particularly in large workpiece turning and threading operations. It is a robust machine well-fitted for industrial manufacturing environments demanding reliability and versatility in metalworking.