Miniature Shielded Ball Bearing 3x10x4 mm 623ZZ Deep Groove Chrome Steel Shielded Bearing With Double Metal ZZ Shields For Dust Protection And Low Friction Rotary Motion Ideal For Small Motors RC Hobby And Precision Assemblies

Compact 623ZZ Shielded Bearing 3x10x4 mm, sealed
✔️ 3 mm bore, 10 mm OD, 4 mm width; chrome steel ball bearing

The compact shielded ball bearing 623ZZ is used in small machines and hobby projects where space is tight. Its ZZ shields protect the rolling elements from dust and moisture, ideal for RC models, micro tooling, 3D printers, and precision gear trains.

✅ Inner bore 3 mm, outer diameter 10 mm, width 4 mm
✅ Shielded ZZ design blocks dust and dirt for longer life
✅ Chrome steel deep groove ball bearing for reliable performance
✅ Dynamic load Cr 640 N; static Cor 230 N; max speed 52,000 RPM with grease

💡 What is a shielded ball bearing used for and why is it handy for small machines?

This handy bearing is designed for compact, low maintenance support across hobby and light-duty machinery. - shielded design reduces dust ingress for longer life - fits small shafts with 3 mm bore in tight setups - chrome steel deep groove ensures smooth operation and reliability - grease lubrication supports high rpm and extended service