V Groove Guide Bearing 623VV Miniature 3mm Inner Diameter 10mm Outer Diameter 4mm Thick Precision Ball Bearing For Linear Motion Guides CNC Machines 3D Printers And Robotic Systems Deliver Smooth Low Friction High Accuracy Performance

Compact 623VV V-Groove Guide Bearing with 3mm ID
✔️ Inner diameter 3 mm, outer diameter 10 mm, thickness 4 mm, 1 bearing

This tiny 623VV V Groove Guide Bearing is a compact precision bearing designed for small-scale linear motion projects, robotics, and hobby machinery. Used in mini assemblies where a guided axis with a V-groove channel is needed.

✅ Inner diameter 3 mm, outer diameter 10 mm, thickness 4 mm
✅ V-groove guide design supports stable linear motion for tiny slide units
✅ Sealed ball bearing construction reduces contaminants and wear
✅ Includes a single bearing in the package
✅ Ideal for tiny CNCs, 3D printers, and micro automation

💡 What is a small V-groove guide bearing used for in mini linear systems?

This handy bearing keeps tiny axes aligned and reduces wobble in tight spaces.

- Handy for precise alignment in compact moving parts - Great for hobby CNC, 3D printers, and small linear guides - Improves smoothness and reduces wear in metal-on-metal contact - Works with standard V-groove tracks