SFU1204 Ball Screw Kit 150mm with Anti Backlash Ball Nut, Standard End Machining for BK BF12, 12mm Diameter, 4mm Lead, Precision Linear Motion CNC Part Made from Bearing Steel

150mm SFU1204 Ball Screw with Ball Nut for CNC Motion
✔️ 12mm Diameter Anti Backlash Ball Screw with 4mm Lead

This SFU1204 ball screw is a compact precision linear motion part built for CNC machines and automation equipment where smooth travel and tight positioning matter. It’s commonly used in small CNC setups, machining centers, and motion systems that need clean, low friction movement.

Pack size: 1 ball screw with metal ball nut

✅ Ball screw diameter: 12mm and 0.47 inch
✅ Lead and pitch: 4mm per revolution
✅ Overall length: 150mm and 5.91 inches
✅ Standard end machining compatible with BK12 and BF12 supports
✅ Made from bearing steel with high hardness and wear resistance
✅ Low starting torque for smooth startup and steady motion
✅ Low friction design with reduced operating noise
✅ High static and dynamic stiffness for accurate positioning
✅ Long service life under repeated motion cycles
✅ Handy for CNC machines, machining centers, and precision motion systems

Dimensions
Parameter Value
Screw Diameter 12mm 0.47 in
Lead Pitch 4mm
Overall Length 150mm 5.91 in

💡 Why are anti backlash ball screws used in precision CNC and automation systems?
Anti backlash ball screws are designed to keep motion smooth, accurate, and repeatable under load.

• Minimizes lost motion for tighter positioning accuracy

• Keeps friction low compared to lead screws

• Supports high speed micro feeding with stable control

• Helps motors and drive systems run smoother and quieter

This ball screw is a handy choice when you want clean linear motion, reliable accuracy, and steady performance in compact CNC and industrial motion applications.