Ten Pack R166 2RS Sealed Ball Bearings Three Sixteenth Inch Bore By Three Eighth Inch Outer Diameter And One Eighth Inch Width Pre Lubricated With Grease Dust Shielded Miniature Bearings Lot Of Ten

Sealed miniature bearings for compact robotics and gear
✔️ ID 3/16 in (4.76 mm), OD 3/8 in (9.53 mm), W 1/8 in (3.18 mm), sealed

These sealed miniature bearings are small, precision ball bearings used in hobby robotics, model making, 3D printers, RC gear systems, and other compact drives. This 10-pack provides ready-to-use components for quick replacements and consistent performance.

✅ Inner diameter 3/16 in (4.76 mm), outer diameter 3/8 in (9.53 mm), width 1/8 in (3.18 mm)
✅ Sealed on both sides; pre-lubricated with grease
✅ Deep groove ball bearing type for smooth operation in compact spaces
✅ Pack of 10 bearings (Pack #8793) for handy replacements

💡 What is a sealed miniature bearing used for in small machinery?

This handy part keeps tiny rotaries running smoothly in compact spaces. - hobby robotics and micro CNC setups - 3D printers, cameras, small drives - dust protection and grease lubrication extend life