V Groove Bearings Pack Of 20 V623ZZ Guide Pulleys 3x12x4mm Miniature Carbon Steel Bearings For Rail Track Linear Motion System Gear Up For Smooth Sealed Double Shielded Operation

V Groove Bearings 3x12x4mm Pack of 20 for Rails
✔️ 20 pcs, V623ZZ, 3x12x4mm, carbon steel, sealed double shields

These V groove bearings are compact precision rollers designed to ride on rails or tracks, delivering steady, accurate movement in tight spaces. They suit rail track linear motion systems in automation, compact machinery, and small CNC setups.

✅ Material: Carbon steel
✅ Size: 3x12x4 mm (0.12 x 0.47 x 0.15 in)
✅ Model: V623ZZ; V groove 90°, depth 1.4 mm, width 2.8 mm
✅ Shielding: double metal shields protect lubricant and keep out dust
✅ Pack: 20 bearings per pack

💡 What is a pillow block bearing used for in linear motion rail systems?
This handy piece supports rotating shafts on rails and tracks in compact machines.
- pillow block bearing supports rotating shafts in rail-based systems
- handy for compact spaces and precise alignment
- sealed to protect against dust and lubricant loss
- works well with V groove rails and linear guides