L & L MACHINERY A31/5000 MANUAL LATHES

Technical Description

The L & L MACHINERY A31/5000 is a precision manual lathe engineered for versatile metalworking applications in production and job shop environments. Featuring a 31.5-inch swing over bed, this machine accommodates workpieces with diameters up to 63 inches when mounted between centers. The extended 196.9-inch center distance enables machining of lengthy components, making it ideal for shaft work, spindle production, and extended cylindrical components. The 4.1-inch spindle bore provides substantial through-hole capacity for bar stock feeding and accommodates larger diameter workpieces. As a member of L & L's comprehensive lathe lineup, the A31/5000 incorporates precision-hardened and ground gearing with spindle shafts hardened to HRC 45-50, ensuring durability and accuracy under continuous operation. The machine's robust construction provides reliable performance for both roughing and finishing operations. All gears and spindle shafts are protected through integrated lubrication systems and built-in safety features, minimizing maintenance requirements and extending service life. The manual operation configuration allows operators direct control over spindle speed, feed rates, and threading functions, providing flexibility for skilled machinists to execute complex operations and specialized setups. This traditional design philosophy combines proven mechanical reliability with user control, making it suitable for prototype work, small-batch production, and maintenance shops requiring adaptability. The A31/5000 represents a professional-grade solution in L & L's established line of high-precision lathes, delivering consistent performance for demanding metalworking tasks.