Sealed Ball Bearing 6203RS1 17mm x 40mm x 12mm Deep Groove Radial Bearing With Rubber Seals Grease Lubricated Single Row Ideal For Machinery Automotive Industrial Equipment And Automation Projects Including Conveyors Motors Power Tools RC Models

6203RS1 Sealed Ball Bearing 17x40x12 mm, single pack
✔️ 17mm bore, 40mm OD, 12mm wide; rubber seals, grease-lubricated

6203RS1 is a metric sealed ball bearing used in motors, conveyors, and hobby machinery to provide smooth, quiet operation under radial loads. It features rubber seals to block dust and a grease-lubricated, single-row deep groove design with chrome steel balls and a steel cage.

✅ Inner diameter 17 mm; outer diameter 40 mm; width 12 mm
✅ Sealed rubber seals protect from dust and contamination
✅ Pre-lubricated with grease for ready-to-use performance
✅ Chrome steel balls and steel cage; single row deep groove
✅ Metric size 6203RS1, standard precision

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

Handy for supporting rotating shafts in compact assemblies and DIY projects where smooth rotation matters.

- Supports rotating shafts in limited spaces - Sealed design helps resist dust and prolong life - Pre-lubricated variants simplify installation