600mm SFU1605 CNC Ball Screw Assembly with Ballnut, BK12 BF12 Supports & Coupler, 16mm Diameter 5mm Pitch RM1605 End Machined Ballscrew, C7 Precision Shiny Surface for Smooth Low-Torque Linear Motion

SFU1605 600mm CNC Ball Screw Kit with Ball Nut and Supports
✔️ 16mm Diameter 5mm Lead RM1605 Ball Screw Assembly

This SFU1605 600mm ball screw kit is built for CNC machines and linear motion systems that need smooth travel, solid stiffness, and dependable positioning over a medium stroke length. It’s commonly used in CNC routers, automation frames, and precision motion setups where low friction and controlled movement really matter. Pack size includes a complete matched set with supports, coupler, and ball nut housing for easy installation.

✅ Pack size: 1 ball screw, 1 ball nut with DSG16H housing, 1 BK12 support, 1 BF12 support, 1 coupler
✅ Ball screw model: SFU1605 / RM1605
✅ Nominal diameter: 16mm (0.630 in)
✅ Lead pitch: 5mm (0.197 in) per revolution
✅ Overall length: 600mm (23.60 in) including end machining
✅ Precision grade: C7
✅ Rolled thread with shiny wear-resistant surface
✅ Low starting torque for smooth motor response
✅ Compact design that’s easy to mount and remove
✅ Matched ball nut and screw for stable accuracy

Dimensions
Diameter 16mm (0.630 in)
Lead 5mm (0.197 in)
Overall Length 600mm (23.60 in)

This SFU1605 assembly delivers clean linear motion, reduced friction, and consistent positioning for CNC and automation systems running mid-length axes.

💡 Why are C7 precision ball screws commonly used in CNC linear motion systems?
C7 ball screws offer a practical balance of accuracy, efficiency, and durability for motion control.

• Rolling ball contact reduces friction and drive power demand

• Matched nut assemblies help limit backlash and improve stiffness

• Low starting torque supports smoother acceleration and micro-feeding

• Wear-resistant surfaces help extend service life under continuous use

A solid choice when you want smooth motion, steady accuracy, and reliable performance in CNC and precision automation builds.