20mm Ball Screw SFS2005 54.33 Inch 1380mm Pro Grade High Speed Whisper Quiet Anti Backlash Linear Motion With 5mm Lead Standard End Machining BK15 BF15 Bearing End Supports And Flexible Coupler
✔️ Pack: 1 screw, 1 nut, BK15/BF15 ends, coupler; 20mm dia, 5mm lead
This is a high-precision 20mm ball screw kit (SFS2005) used to convert rotary motion into linear motion in CNC machines, robotics, automation systems, and precision tooling. It includes standard end machining, BK15 BF15 bearing end supports, and a flexible coupler for easy integration.
| Dimension | Metric | Imperial |
|---|---|---|
| Ball screw diameter | 20 mm | 0.79 in |
| Lead | 5 mm | 0.197 in |
| Total length | 1380 mm | 54.33 in |
✅ Ball screw diameter 20 mm (0.79 in); lead 5 mm (0.197 in)
✅ Total length 1380 mm (54.33 in); standard end machining
✅ Includes BK15 end supports + BF15 floating support
✅ Flexible coupler included for easy motor hookup
✅ Zero-backlash nut for precise positioning
✅ Dust prevention and lubrication for whisper-quiet operation
💡 What is a ball screw assembly used for in precision motion control? Ball screws provide smooth, precise translation from rotary to linear motion with low friction and high repeatability. - Handy for CNC machines and robotics needing precise positioning - Improves repeatability and accuracy thanks to zero-backlash nut - Configurable lengths and end machining to fit your setup - Sealed lubrication and dust resistance extend service life