Chrome Steel Shielded Ball Bearing 7x17x5 mm Miniature Precision Bearing With Double Metal Shields ZZ Dust Resistant Deep Groove Pre Lubricated Grease Ready For Immediate Use 697ZZ Model

Sealed Ceramic Shielded Bearing 7x17x5mm, single pack
✔️ 7 mm bore, 17 mm outer, 5 mm width; ceramic shield, pre-lubed

The 697ZZ is a compact sealed ball bearing built for tiny mechanical projects. It uses chrome steel races with Si3N4 ceramic balls, and double metal shields to keep out dust, plus factory pre-lubricated grease for quick drop-in use. Typical applications include RC cars, micro drones, tiny gearboxes, and hobby CNC or 3D printer components.

✅ Inner diameter: 7 mm
✅ Outer diameter: 17 mm
✅ Width: 5 mm
✅ Shielding: ZZ double metal shields for dust protection
✅ Materials: chrome steel races with ceramic Si3N4 balls
✅ Lubrication: pre-lubricated with grease for ready-to-run

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

This handy part helps smooth motion and extend life in tight spaces. - 7x17x5mm sealed ceramic shielded bearing for micro robotics, RC gear - low friction, durable chrome steel races with ceramic balls - pre-lubricated design for immediate use in hobby machines