SFU1204 Ball Screw Kit 200mm with Anti Backlash Ball Nut, Standard End Machining for BK BF12, 12mm Diameter, 4mm Lead, Precision Linear Motion CNC Part Made from Bearing Steel

200mm SFU1204 Ball Screw with Anti Backlash Nut for CNC
✔️ 12mm Diameter Ball Screw with 4mm Lead and Machined Ends

This SFU1204 ball screw is a compact precision linear motion component made for CNC machines and automation systems that need smooth travel and accurate positioning. It’s commonly used in small CNC setups, machining centers, and equipment where low friction and steady control are important.

Pack size: 1 ball screw with metal anti backlash ball nut

✅ Ball screw diameter: 12mm and 0.47 inch
✅ Lead and pitch: 4mm per revolution
✅ Overall length: 200mm and 7.87 inches
✅ Standard end machining compatible with BK12 and BF12 supports
✅ Made from bearing steel with high hardness and wear resistance
✅ Small starting torque for smooth motor startup
✅ Supports high speed micro feeding with stable motion
✅ High static and dynamic stiffness for accurate positioning
✅ Low friction and low operating noise
✅ Long service life under repeated motion cycles

Dimensions
Parameter Value
Screw Diameter 12mm 0.47 in
Lead Pitch 4mm
Overall Length 200mm 7.87 in

💡 Why are anti backlash ball screws important in precision CNC motion systems?
Anti backlash ball screws help maintain tight motion control and repeatable accuracy over time.

• Reduces lost motion for better positioning accuracy

• Keeps friction low compared to standard lead screws

• Supports smooth micro feeding and high speed movement

• Improves long term reliability in CNC and automation equipment

This ball screw is a handy choice when you want clean linear motion, accurate control, and dependable performance in compact CNC and industrial motion applications.