4x13x5mm Double Shielded Ball Bearing ABEC 3 624ZZ Miniature Precision Bearing For 3D Printers And Small Machines Ideal For Dust Protection Low Friction Quiet Operation High Durability

Double Shielded 624ZZ Ball Bearing 4x13x5mm, ABEC-3
✔️ ABEC-3 precision, 4x13x5mm size, single pack, double shields

This compact sealed ball bearing measures 4x13x5 mm with double metal shields on both sides to keep debris out. Commonly used in 3D printers, small hobby motors, CNC projects, and other tight spaces where smooth rotation matters.

✅ Size: 4x13x5 mm (ID 4, OD 13, width 5)
✅ Double metal shields prevent dust and contamination
✅ ABEC-3 precision rating for reliable performance
✅ Dynamic load Cr 1300 N, static Cor 490 N
✅ Max speed around 44,000 RPM with grease lubrication
✅ Cross-reference: 624-2Z and 624-ZZ compatibility

💡 What is a sealed miniature ball bearing used for in hobby projects?

It’s handy for precise, small-scale motion in tight spaces.

- low-friction sealed ball bearing for compact hobby machines - long life in dusty environments like printer bays - precise, smooth rotation in small motors and actuators